library(tidyverse)
── Attaching core tidyverse packages ────────────────────────────────────────────────────────────────────────────────────────────────────────────── tidyverse 2.0.0 ──
✔ dplyr 1.1.4 ✔ readr 2.1.5
✔ forcats 1.0.0 ✔ stringr 1.5.1
✔ ggplot2 3.5.1 ✔ tibble 3.2.1
✔ lubridate 1.9.4 ✔ tidyr 1.3.1
✔ purrr 1.0.2 ── Conflicts ──────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────── tidyverse_conflicts() ──
✖ dplyr::filter() masks stats::filter()
✖ dplyr::lag() masks stats::lag()
ℹ Use the ]8;;http://conflicted.r-lib.org/conflicted package]8;; to force all conflicts to become errors
library(ggplot2)
library(dplyr)
library(lubridate)
library(corrr)
library(haven)
library(lme4)
Loading required package: Matrix
Attaching package: ‘Matrix’
The following objects are masked from ‘package:tidyr’:
expand, pack, unpack
library(broom.mixed)
library(ggrepel)
library(ggpubr)
library(ggpmisc)
Loading required package: ggpp
Registered S3 methods overwritten by 'ggpp':
method from
heightDetails.titleGrob ggplot2
widthDetails.titleGrob ggplot2
Attaching package: ‘ggpp’
The following objects are masked from ‘package:ggpubr’:
as_npc, as_npcx, as_npcy
The following object is masked from ‘package:ggplot2’:
annotate
Read in data file
firms <- read_dta('../data/firmquarter_2022q1.dta')
firms
NA
Find entries whose COVID Net Sentiment isn’t 0
NonZero_Firms <- firms |>
filter(`Covid_Net_Sentiment` != 0) |>
filter(hqcountrycode == 'US') |>
mutate(Day_of_EarningsCall = dmy(date_earningscall))
NonZero_Firms
Find firms (and their earnings calls) the largest Deltas in their Net COVID Sentiments over time.
Min_Max_Net_COVID_Sentiments <- NonZero_Firms |>
group_by(company_name) |>
mutate(Min_Net_COVID_Sentiment = min(Covid_Net_Sentiment)) |>
mutate(Max_Net_COVID_Sentiment = max(Covid_Net_Sentiment)) |>
mutate(Delta_Net_COVID_Sentiment = Max_Net_COVID_Sentiment - Min_Net_COVID_Sentiment) |>
arrange(desc(Delta_Net_COVID_Sentiment))
# arrange(desc(ticker)) |>
# arrange(Day_of_EarningsCall)
Min_Max_Net_COVID_Sentiments
NA
Find top firms with the largest Deltas in their Net COVID Sentiments over time.
# Top_Firms <- Min_Max_Net_COVID_Sentiments |>
# distinct(company_name)
# Top_Firms
# write_csv(Top_Firms, '../data/Top_Firms.csv')
# Dates_Min_Max_Net_COVID_Sentiments <- Min_Max_Net_COVID_Sentiments |>
# group_by(company_name) |>
# filter(Covid_Net_Sentiment == Min_Net_COVID_Sentiment | Covid_Net_Sentiment == Max_Net_COVID_Sentiment) |>
# arrange(desc(Delta_Net_COVID_Sentiment))
#
# Dates_Min_Max_Net_COVID_Sentiments
# write_csv(Dates_Min_Max_Net_COVID_Sentiments, '../data/Dates_Min_Max_Net_COVID_Sentiments.csv')
Find unique ticker symbols:
# Tickers <- Dates_Min_Max_Net_COVID_Sentiments |>
# group_by(company_name) |>
# distinct(ticker)
# US_Tickers <- read_csv('../data/DescendingUSTickers_Extended.csv')
#
# US_Tickers <- US_Tickers |>
# distinct(ticker)
# write_csv(US_Tickers, '../data/US_Tickers.csv')
Insert industry info via join:
# Industries <- read_csv('../data/CompanyName_Ticker_Industry.csv')
# Industries
# Industries <- Industries |>
# select(-ticker)
# Industries
# Net_COVID_Sentiments_Industries <- Min_Max_Net_COVID_Sentiments |>
# inner_join(Industries, by=join_by(company_name))
#
# Net_COVID_Sentiments_Industries
Exporting data for fetching of share price data: Arranging tickers by descending order in order to place the entries without tickers at the end
# SharePrice_Write_CSV_Prep <- Net_COVID_Sentiments_Industries |>
# arrange(desc(ticker)) |>
# arrange(desc(Industry))
#
# write_csv(SharePrice_Write_CSV_Prep, "../data/Descending_Ticker_Industry.csv")
Closing_Share_Price_Across_Time <- read_csv('../data/Descending_Ticker_Industry_SharePrice.csv')
Warning: One or more parsing issues, call `problems()` on your data frame for details, e.g.:
dat <- vroom(...)
problems(dat)Rows: 26490 Columns: 46── Column specification ──────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────
Delimiter: ","
chr (6): company_name, hqcountrycode, isin, cusip, ticker, Industry
dbl (32): gvkey, date, PRisk, NPRisk, Risk, PSentiment, NPSentiment, Sentiment, PRiskT_economic, PRiskT_environment, PRiskT_trade, PRiskT_institutions, PRiskT_he...
lgl (5): Brexit_Exposure, Brexit_Neg_Sentiment, Brexit_Pos_Sentiment, Brexit_Net_Sentiment, Brexit_Risk
date (3): Date_Before_EarningsCall, Day_of_EarningsCall, Date_After_EarningsCall
ℹ Use `spec()` to retrieve the full column specification for this data.
ℹ Specify the column types or set `show_col_types = FALSE` to quiet this message.
Closing_Share_Price_Across_Time
# Closing_Share_Price_Across_Time_dates <- Closing_Share_Price_Across_Time |> mutate(date_earningscall = dmy(date_earningscall))
# Closing_Share_Price_Across_Time_dates
Examines Net COVID Sentiment across industries over time:
Side note: Advertising Agencies is the reference Industry
lm(log(Covid_Net_Sentiment) ~ c(Industry) + Day_of_EarningsCall + Covid_Exposure, data = Closing_Share_Price_Across_Time) |>
summary()
Warning: NaNs produced
Call:
lm(formula = log(Covid_Net_Sentiment) ~ c(Industry) + Day_of_EarningsCall +
Covid_Exposure, data = Closing_Share_Price_Across_Time)
Residuals:
Min 1Q Median 3Q Max
-5.2551 -0.4491 -0.0324 0.4203 2.1982
Coefficients:
Estimate Std. Error t value Pr(>|t|)
(Intercept) -3.720e+00 7.978e-01 -4.662 3.22e-06 ***
c(Industry)Aerospace & Defense -1.844e-01 1.478e-01 -1.248 0.21226
c(Industry)Agricultural Inputs 5.464e-02 2.290e-01 0.239 0.81143
c(Industry)Airlines -3.516e-01 1.878e-01 -1.872 0.06130 .
c(Industry)Airports & Air Services 2.525e-02 6.327e-01 0.040 0.96816
c(Industry)Aluminum -5.822e-01 3.323e-01 -1.752 0.07989 .
c(Industry)Apparel Manufacturing -1.580e-01 1.610e-01 -0.981 0.32649
c(Industry)Apparel Retail 4.708e-02 1.576e-01 0.299 0.76524
c(Industry)Asset Management -7.489e-02 1.328e-01 -0.564 0.57288
c(Industry)Auto & Truck Dealerships -2.968e-01 1.677e-01 -1.770 0.07683 .
c(Industry)Auto Manufacturers -6.908e-02 2.628e-01 -0.263 0.79271
c(Industry)Auto Parts -1.138e-01 1.568e-01 -0.726 0.46788
c(Industry)Banks - Diversified -9.141e-01 3.018e-01 -3.028 0.00247 **
c(Industry)Banks - Regional -1.134e-01 1.279e-01 -0.886 0.37556
c(Industry)Beverages - Brewers -5.513e-01 3.323e-01 -1.659 0.09718 .
c(Industry)Beverages - Non-Alcoholic 1.582e-01 2.145e-01 0.737 0.46096
c(Industry)Beverages - Wineries & Distilleries -1.633e-01 3.019e-01 -0.541 0.58848
c(Industry)Biotechnology -4.683e-02 1.229e-01 -0.381 0.70311
c(Industry)Broadcasting -1.123e-01 1.648e-01 -0.682 0.49552
c(Industry)Building Materials -3.819e-01 3.323e-01 -1.149 0.25057
c(Industry)Building Products & Equipment -2.146e-01 1.503e-01 -1.427 0.15362
c(Industry)Business Equipment & Supplies 2.085e-01 3.777e-01 0.552 0.58091
c(Industry)Capital Markets -1.678e-01 1.992e-01 -0.842 0.39960
c(Industry)Chemicals -7.354e-02 2.087e-01 -0.352 0.72462
c(Industry)Coking Coal -2.407e-01 2.493e-01 -0.966 0.33423
c(Industry)Communication Equipment -2.010e-01 1.440e-01 -1.395 0.16302
c(Industry)Computer Hardware -1.297e-01 1.510e-01 -0.859 0.39045
c(Industry)Confectioners -1.911e-01 2.383e-01 -0.802 0.42253
c(Industry)Conglomerates -1.934e-02 1.771e-01 -0.109 0.91306
c(Industry)Consulting Services -2.477e-01 1.729e-01 -1.432 0.15217
c(Industry)Consumer Electronics -2.601e-01 2.145e-01 -1.212 0.22550
c(Industry)Copper -3.320e-01 3.323e-01 -0.999 0.31777
c(Industry)Credit Services -4.845e-01 1.517e-01 -3.193 0.00142 **
c(Industry)Department Stores -1.052e-01 2.493e-01 -0.422 0.67303
c(Industry)Diagnostics & Research -2.404e-01 1.294e-01 -1.857 0.06334 .
c(Industry)Discount Stores -3.574e-01 1.634e-01 -2.187 0.02876 *
c(Industry)Drug Manufacturers - General -3.715e-01 1.543e-01 -2.408 0.01608 *
c(Industry)Drug Manufacturers - Specialty & Generic -6.394e-02 1.349e-01 -0.474 0.63554
c(Industry)Education & Training Services -6.610e-02 1.662e-01 -0.398 0.69077
c(Industry)Electrical Equipment & Parts -3.071e-01 1.695e-01 -1.812 0.07000 .
c(Industry)Electronic Components -1.872e-01 1.557e-01 -1.202 0.22935
c(Industry)Electronic Gaming & Multimedia -5.728e-01 2.797e-01 -2.048 0.04066 *
c(Industry)Electronics & Computer Distribution -2.321e-02 2.212e-01 -0.105 0.91643
c(Industry)Engineering & Construction -2.981e-01 1.431e-01 -2.083 0.03728 *
c(Industry)Entertainment -1.973e-01 1.510e-01 -1.307 0.19131
c(Industry)Farm & Heavy Construction Machinery -3.483e-01 1.648e-01 -2.113 0.03464 *
c(Industry)Farm Products -5.697e-02 1.878e-01 -0.303 0.76166
c(Industry)Financial Conglomerates 1.498e-03 3.776e-01 0.004 0.99684
c(Industry)Financial Data & Stock Exchanges -3.848e-01 2.146e-01 -1.793 0.07306 .
c(Industry)Food Distribution -1.105e-01 1.711e-01 -0.646 0.51834
c(Industry)Footwear & Accessories -8.716e-02 1.948e-01 -0.447 0.65462
c(Industry)Furnishings, Fixtures & Appliances -1.136e-01 1.587e-01 -0.716 0.47403
c(Industry)Gambling -6.023e-02 1.913e-01 -0.315 0.75291
c(Industry)Gold -2.335e-01 2.036e-01 -1.147 0.25132
c(Industry)Grocery Stores -1.107e-01 1.878e-01 -0.589 0.55577
c(Industry)Health Information Services -2.715e-01 1.423e-01 -1.908 0.05644 .
c(Industry)Healthcare Plans -3.956e-01 1.799e-01 -2.199 0.02796 *
c(Industry)Home Improvement Retail -3.115e-01 2.213e-01 -1.408 0.15928
c(Industry)Household & Personal Products -7.899e-02 1.576e-01 -0.501 0.61636
c(Industry)Industrial Distribution -1.883e-01 1.634e-01 -1.153 0.24912
c(Industry)Information Technology Services -1.803e-01 1.431e-01 -1.260 0.20775
c(Industry)Infrastructure Operations 2.791e-02 6.326e-01 0.044 0.96482
c(Industry)Insurance - Diversified -1.599e-01 3.019e-01 -0.530 0.59644
c(Industry)Insurance - Life -2.305e-01 2.147e-01 -1.074 0.28307
c(Industry)Insurance - Property & Casualty -1.343e-01 1.621e-01 -0.829 0.40736
c(Industry)Insurance - Specialty -9.936e-02 2.087e-01 -0.476 0.63397
c(Industry)Insurance Brokers -3.579e-01 2.146e-01 -1.668 0.09536 .
c(Industry)Integrated Freight & Logistics -3.213e-01 1.772e-01 -1.814 0.06982 .
c(Industry)Internet Content & Information -2.252e-01 1.517e-01 -1.485 0.13770
c(Industry)Internet Retail -3.842e-01 1.795e-01 -2.140 0.03238 *
c(Industry)Leisure -2.487e-01 1.711e-01 -1.454 0.14608
c(Industry)Lodging 7.484e-02 2.382e-01 0.314 0.75340
c(Industry)Lumber & Wood Production 1.205e-01 2.797e-01 0.431 0.66671
c(Industry)Luxury Goods -2.739e-02 2.145e-01 -0.128 0.89840
c(Industry)Marine Shipping 1.083e-02 3.018e-01 0.036 0.97138
c(Industry)Medical Care Facilities -3.421e-01 1.433e-01 -2.387 0.01704 *
c(Industry)Medical Devices -2.199e-01 1.255e-01 -1.752 0.07979 .
c(Industry)Medical Distribution -3.187e-01 1.797e-01 -1.773 0.07623 .
c(Industry)Medical Instruments & Supplies -2.165e-01 1.335e-01 -1.622 0.10484
c(Industry)Metal Fabrication -3.939e-02 2.213e-01 -0.178 0.85875
c(Industry)Mortgage Finance -2.293e-01 2.493e-01 -0.920 0.35783
c(Industry)Oil & Gas Drilling 3.605e-01 4.550e-01 0.792 0.42826
c(Industry)Oil & Gas E&P -7.865e-02 1.623e-01 -0.485 0.62795
c(Industry)Oil & Gas Equipment & Services -1.221e-01 1.550e-01 -0.788 0.43063
c(Industry)Oil & Gas Integrated -3.529e-01 2.798e-01 -1.261 0.20721
c(Industry)Oil & Gas Midstream -2.302e-02 1.879e-01 -0.123 0.90246
c(Industry)Oil & Gas Refining & Marketing -1.243e-01 1.912e-01 -0.650 0.51580
c(Industry)Other Industrial Metals & Mining -4.901e-01 4.551e-01 -1.077 0.28158
c(Industry)Other Precious Metals & Mining 3.086e-01 4.550e-01 0.678 0.49776
c(Industry)Packaged Foods -3.091e-02 1.357e-01 -0.228 0.81982
c(Industry)Packaging & Containers -2.579e-01 1.587e-01 -1.625 0.10420
c(Industry)Personal Services -2.345e-01 1.948e-01 -1.204 0.22870
c(Industry)Pharmaceutical Retailers -2.055e-01 3.018e-01 -0.681 0.49598
c(Industry)Pollution & Treatment Controls -5.747e-02 2.493e-01 -0.231 0.81765
c(Industry)Publishing -1.004e-01 2.796e-01 -0.359 0.71966
c(Industry)Railroads -5.136e-01 2.145e-01 -2.394 0.01670 *
c(Industry)Real Estate - Development -7.443e-02 4.551e-01 -0.164 0.87009
c(Industry)Real Estate - Diversified 3.764e-01 3.776e-01 0.997 0.31896
c(Industry)Real Estate Services -3.016e-01 1.772e-01 -1.702 0.08889 .
c(Industry)Recreational Vehicles -3.308e-01 1.950e-01 -1.697 0.08984 .
c(Industry)REIT - Diversified 1.183e-01 1.879e-01 0.630 0.52903
c(Industry)REIT - Healthcare Facilities -2.696e-01 1.600e-01 -1.685 0.09201 .
c(Industry)REIT - Hotel & Motel -1.337e-01 1.567e-01 -0.853 0.39362
c(Industry)REIT - Industrial -2.049e-01 1.850e-01 -1.108 0.26804
c(Industry)REIT - Mortgage 2.111e-02 1.439e-01 0.147 0.88341
c(Industry)REIT - Office -2.825e-01 1.729e-01 -1.634 0.10235
c(Industry)REIT - Residential -2.851e-01 1.587e-01 -1.796 0.07250 .
c(Industry)REIT - Retail -2.542e-01 1.540e-01 -1.651 0.09884 .
c(Industry)REIT - Specialty 4.739e-02 1.677e-01 0.283 0.77751
c(Industry)Rental & Leasing Services -3.040e-01 1.848e-01 -1.646 0.09993 .
c(Industry)Residential Construction -1.317e-01 2.212e-01 -0.595 0.55181
c(Industry)Resorts & Casinos -3.121e-02 1.647e-01 -0.189 0.84976
c(Industry)Restaurants -1.733e-01 1.387e-01 -1.249 0.21164
c(Industry)Scientific & Technical Instruments -4.102e-02 1.634e-01 -0.251 0.80172
c(Industry)Security & Protection Services -2.881e-01 2.145e-01 -1.343 0.17937
c(Industry)Semiconductor Equipment & Materials -6.938e-02 1.491e-01 -0.465 0.64178
c(Industry)Semiconductors -1.892e-01 1.403e-01 -1.348 0.17765
c(Industry)Software - Application -2.114e-01 1.237e-01 -1.709 0.08756 .
c(Industry)Software - Infrastructure -2.256e-01 1.286e-01 -1.755 0.07941 .
c(Industry)Solar -2.360e-01 2.628e-01 -0.898 0.36930
c(Industry)Specialty Business Services -2.033e-01 1.496e-01 -1.359 0.17436
c(Industry)Specialty Chemicals -2.256e-01 1.377e-01 -1.638 0.10146
c(Industry)Specialty Industrial Machinery -1.614e-01 1.382e-01 -1.167 0.24314
c(Industry)Specialty Retail -4.057e-01 1.549e-01 -2.619 0.00886 **
c(Industry)Staffing & Employment Services 1.772e-01 1.795e-01 0.987 0.32362
c(Industry)Steel -6.923e-02 2.036e-01 -0.340 0.73389
c(Industry)Telecom Services -2.345e-01 1.622e-01 -1.446 0.14822
c(Industry)Textile Manufacturing 1.874e-01 2.627e-01 0.713 0.47569
c(Industry)Thermal Coal 3.058e-01 2.290e-01 1.335 0.18192
c(Industry)Tobacco -1.875e-01 2.383e-01 -0.787 0.43140
c(Industry)Tools & Accessories -1.099e-01 1.848e-01 -0.595 0.55203
c(Industry)Travel Services -7.698e-02 1.647e-01 -0.467 0.64028
c(Industry)Trucking -5.969e-01 2.493e-01 -2.395 0.01668 *
c(Industry)Uranium 9.527e-01 4.551e-01 2.093 0.03637 *
c(Industry)Utilities - Diversified 2.181e-01 3.019e-01 0.722 0.47003
c(Industry)Utilities - Independent Power Producers -4.532e-01 4.550e-01 -0.996 0.31936
c(Industry)Utilities - Regulated Electric -2.860e-01 1.453e-01 -1.969 0.04905 *
c(Industry)Utilities - Regulated Gas 1.287e-01 1.990e-01 0.647 0.51789
c(Industry)Utilities - Regulated Water 1.622e-01 2.797e-01 0.580 0.56199
c(Industry)Utilities - Renewable -3.092e-01 6.327e-01 -0.489 0.62503
c(Industry)Waste Management -1.228e-01 1.750e-01 -0.702 0.48287
Day_of_EarningsCall 1.176e-04 4.192e-05 2.805 0.00506 **
Covid_Exposure 2.712e-01 8.630e-03 31.431 < 2e-16 ***
---
Signif. codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1
Residual standard error: 0.6216 on 4346 degrees of freedom
(22001 observations deleted due to missingness)
Multiple R-squared: 0.2559, Adjusted R-squared: 0.2316
F-statistic: 10.53 on 142 and 4346 DF, p-value: < 2.2e-16
Examines Positive COVID Sentiment across industries over time:
lm(Covid_Pos_Sentiment ~ c(Industry) + Day_of_EarningsCall + Covid_Exposure, data = Closing_Share_Price_Across_Time) |>
summary()
Call:
lm(formula = Covid_Pos_Sentiment ~ c(Industry) + Day_of_EarningsCall +
Covid_Exposure, data = Closing_Share_Price_Across_Time)
Residuals:
Min 1Q Median 3Q Max
-2.0039 -0.1673 -0.0424 0.1273 3.4016
Coefficients:
Estimate Std. Error t value Pr(>|t|)
(Intercept) -1.831e+00 2.121e-01 -8.634 < 2e-16 ***
c(Industry)Aerospace & Defense -1.218e-02 4.289e-02 -0.284 0.77641
c(Industry)Agricultural Inputs -9.414e-03 6.318e-02 -0.149 0.88155
c(Industry)Airlines -2.914e-02 5.316e-02 -0.548 0.58365
c(Industry)Airports & Air Services 1.153e-01 1.898e-01 0.607 0.54366
c(Industry)Aluminum -1.588e-02 9.327e-02 -0.170 0.86483
c(Industry)Apparel Manufacturing 1.120e-01 4.720e-02 2.373 0.01765 *
c(Industry)Apparel Retail 2.650e-02 4.442e-02 0.597 0.55082
c(Industry)Asset Management 2.325e-02 3.944e-02 0.590 0.55551
c(Industry)Auto & Truck Dealerships -1.932e-02 4.915e-02 -0.393 0.69428
c(Industry)Auto Manufacturers 4.867e-02 7.150e-02 0.681 0.49609
c(Industry)Auto Parts 4.569e-02 4.363e-02 1.047 0.29500
c(Industry)Banks - Diversified -5.966e-02 7.052e-02 -0.846 0.39761
c(Industry)Banks - Regional -3.610e-02 3.775e-02 -0.956 0.33896
c(Industry)Beverages - Brewers -2.764e-02 8.208e-02 -0.337 0.73634
c(Industry)Beverages - Non-Alcoholic 1.497e-01 5.846e-02 2.561 0.01045 *
c(Industry)Beverages - Wineries & Distilleries 6.802e-02 1.036e-01 0.657 0.51146
c(Industry)Biotechnology 5.433e-02 3.720e-02 1.460 0.14419
c(Industry)Broadcasting 8.160e-03 5.250e-02 0.155 0.87648
c(Industry)Building Materials -4.446e-02 6.960e-02 -0.639 0.52299
c(Industry)Building Products & Equipment 3.150e-02 4.491e-02 0.702 0.48298
c(Industry)Business Equipment & Supplies 7.847e-02 9.986e-02 0.786 0.43197
c(Industry)Capital Markets 2.150e-02 5.465e-02 0.393 0.69402
c(Industry)Chemicals 9.906e-02 6.208e-02 1.596 0.11057
c(Industry)Coking Coal -3.515e-02 7.148e-02 -0.492 0.62295
c(Industry)Communication Equipment -1.161e-02 4.240e-02 -0.274 0.78418
c(Industry)Computer Hardware 6.988e-02 4.827e-02 1.448 0.14771
c(Industry)Confectioners 4.267e-01 9.058e-02 4.710 2.50e-06 ***
c(Industry)Conglomerates -3.128e-03 5.080e-02 -0.062 0.95090
c(Industry)Consulting Services 5.275e-02 5.461e-02 0.966 0.33407
c(Industry)Consumer Electronics -1.306e-02 6.375e-02 -0.205 0.83767
c(Industry)Copper -4.191e-02 8.592e-02 -0.488 0.62574
c(Industry)Credit Services -1.690e-02 4.613e-02 -0.366 0.71414
c(Industry)Department Stores -8.487e-03 8.393e-02 -0.101 0.91946
c(Industry)Diagnostics & Research 1.248e-02 4.101e-02 0.304 0.76084
c(Industry)Discount Stores 2.572e-02 5.636e-02 0.456 0.64814
c(Industry)Drug Manufacturers - General 1.757e-01 5.396e-02 3.256 0.00113 **
c(Industry)Drug Manufacturers - Specialty & Generic 9.678e-02 4.151e-02 2.332 0.01973 *
c(Industry)Education & Training Services 1.926e-03 5.229e-02 0.037 0.97062
c(Industry)Electrical Equipment & Parts 2.943e-02 4.827e-02 0.610 0.54204
c(Industry)Electronic Components -9.960e-03 4.293e-02 -0.232 0.81655
c(Industry)Electronic Gaming & Multimedia 1.040e-02 1.081e-01 0.096 0.92334
c(Industry)Electronics & Computer Distribution -1.081e-02 6.638e-02 -0.163 0.87068
c(Industry)Engineering & Construction 3.539e-02 4.339e-02 0.816 0.41478
c(Industry)Entertainment 5.734e-02 4.629e-02 1.239 0.21543
c(Industry)Farm & Heavy Construction Machinery 1.310e-02 4.682e-02 0.280 0.77954
c(Industry)Farm Products 3.375e-02 5.885e-02 0.573 0.56632
c(Industry)Financial Conglomerates 6.864e-02 9.327e-02 0.736 0.46178
c(Industry)Financial Data & Stock Exchanges -5.213e-05 5.811e-02 -0.001 0.99928
c(Industry)Food Distribution 6.878e-02 5.701e-02 1.206 0.22765
c(Industry)Footwear & Accessories -1.548e-02 5.080e-02 -0.305 0.76054
c(Industry)Furnishings, Fixtures & Appliances 5.946e-02 4.596e-02 1.294 0.19585
c(Industry)Gambling 3.194e-02 6.207e-02 0.515 0.60684
c(Industry)Gold 2.454e-02 6.872e-02 0.357 0.72105
c(Industry)Grocery Stores -9.133e-03 6.568e-02 -0.139 0.88940
c(Industry)Health Information Services -3.887e-02 4.461e-02 -0.871 0.38361
c(Industry)Healthcare Plans -2.383e-01 5.627e-02 -4.234 2.31e-05 ***
c(Industry)Home Improvement Retail -1.904e-03 6.790e-02 -0.028 0.97763
c(Industry)Household & Personal Products 1.069e-01 4.710e-02 2.271 0.02319 *
c(Industry)Industrial Distribution 3.620e-02 4.889e-02 0.740 0.45905
c(Industry)Information Technology Services 1.088e-02 4.339e-02 0.251 0.80206
c(Industry)Infrastructure Operations 7.943e-03 1.487e-01 0.053 0.95741
c(Industry)Insurance - Diversified 4.604e-02 8.039e-02 0.573 0.56680
c(Industry)Insurance - Life -4.618e-02 5.216e-02 -0.885 0.37603
c(Industry)Insurance - Property & Casualty -1.034e-02 4.331e-02 -0.239 0.81128
c(Industry)Insurance - Reinsurance -4.780e-01 1.205e-01 -3.968 7.29e-05 ***
c(Industry)Insurance - Specialty -5.497e-03 5.410e-02 -0.102 0.91907
c(Industry)Insurance Brokers 2.680e-02 6.155e-02 0.435 0.66323
c(Industry)Integrated Freight & Logistics -2.282e-02 5.361e-02 -0.426 0.67035
c(Industry)Internet Content & Information 2.657e-02 4.827e-02 0.550 0.58204
c(Industry)Internet Retail 1.364e-02 5.701e-02 0.239 0.81095
c(Industry)Leisure 3.511e-02 5.016e-02 0.700 0.48393
c(Industry)Lodging -5.947e-02 6.155e-02 -0.966 0.33401
c(Industry)Lumber & Wood Production 9.454e-02 8.392e-02 1.127 0.25992
c(Industry)Luxury Goods 1.940e-01 8.039e-02 2.413 0.01582 *
c(Industry)Marine Shipping -9.641e-02 7.361e-02 -1.310 0.19031
c(Industry)Medical Care Facilities -4.494e-02 4.306e-02 -1.044 0.29661
c(Industry)Medical Devices -5.358e-03 3.810e-02 -0.141 0.88815
c(Industry)Medical Distribution -3.724e-02 5.813e-02 -0.641 0.52169
c(Industry)Medical Instruments & Supplies 2.935e-02 4.139e-02 0.709 0.47826
c(Industry)Metal Fabrication -1.449e-02 5.229e-02 -0.277 0.78170
c(Industry)Mortgage Finance -6.771e-02 6.436e-02 -1.052 0.29284
c(Industry)Oil & Gas Drilling 1.457e-02 9.971e-02 0.146 0.88380
c(Industry)Oil & Gas E&P 4.313e-02 4.651e-02 0.927 0.35372
c(Industry)Oil & Gas Equipment & Services 1.407e-02 4.336e-02 0.325 0.74553
c(Industry)Oil & Gas Integrated -2.503e-02 9.058e-02 -0.276 0.78230
c(Industry)Oil & Gas Midstream -7.130e-02 5.032e-02 -1.417 0.15658
c(Industry)Oil & Gas Refining & Marketing 1.370e-02 5.361e-02 0.255 0.79836
c(Industry)Other Industrial Metals & Mining -2.915e-02 9.971e-02 -0.292 0.77002
c(Industry)Other Precious Metals & Mining -4.529e-03 1.133e-01 -0.040 0.96813
c(Industry)Packaged Foods 4.906e-02 4.189e-02 1.171 0.24154
c(Industry)Packaging & Containers 2.644e-02 4.828e-02 0.548 0.58394
c(Industry)Paper & Paper Products -1.706e-01 1.365e-01 -1.249 0.21161
c(Industry)Personal Services 3.245e-03 5.771e-02 0.056 0.95517
c(Industry)Pharmaceutical Retailers -7.776e-02 9.976e-02 -0.780 0.43569
c(Industry)Pollution & Treatment Controls 5.499e-03 7.251e-02 0.076 0.93955
c(Industry)Publishing 2.093e-03 6.959e-02 0.030 0.97600
c(Industry)Railroads 1.497e-02 5.637e-02 0.266 0.79061
c(Industry)Real Estate - Development -2.069e-02 1.081e-01 -0.191 0.84822
c(Industry)Real Estate - Diversified -3.036e-02 1.365e-01 -0.222 0.82403
c(Industry)Real Estate Services -1.626e-02 5.339e-02 -0.305 0.76071
c(Industry)Recreational Vehicles 1.782e-02 5.969e-02 0.298 0.76535
c(Industry)REIT - Diversified 3.186e-02 5.702e-02 0.559 0.57630
c(Industry)REIT - Healthcare Facilities 4.088e-02 5.101e-02 0.801 0.42287
c(Industry)REIT - Hotel & Motel 4.519e-02 4.865e-02 0.929 0.35305
c(Industry)REIT - Industrial 2.719e-02 5.703e-02 0.477 0.63358
c(Industry)REIT - Mortgage 2.799e-02 4.297e-02 0.651 0.51485
c(Industry)REIT - Office 1.400e-02 4.971e-02 0.282 0.77828
c(Industry)REIT - Residential 1.704e-02 4.889e-02 0.348 0.72752
c(Industry)REIT - Retail 1.326e-02 4.750e-02 0.279 0.78018
c(Industry)REIT - Specialty 1.936e-02 4.863e-02 0.398 0.69065
c(Industry)Rental & Leasing Services -3.425e-02 5.209e-02 -0.658 0.51081
c(Industry)Residential Construction 3.341e-03 5.001e-02 0.067 0.94674
c(Industry)Resorts & Casinos 2.341e-02 5.064e-02 0.462 0.64383
c(Industry)Restaurants 3.161e-02 4.244e-02 0.745 0.45633
c(Industry)Scientific & Technical Instruments -7.802e-04 4.566e-02 -0.017 0.98637
c(Industry)Security & Protection Services 9.510e-03 5.575e-02 0.171 0.86455
c(Industry)Semiconductor Equipment & Materials 7.747e-03 4.622e-02 0.168 0.86687
c(Industry)Semiconductors 5.868e-02 4.282e-02 1.370 0.17057
c(Industry)Software - Application 6.147e-02 3.807e-02 1.615 0.10635
c(Industry)Software - Infrastructure 2.329e-02 3.953e-02 0.589 0.55581
c(Industry)Solar 4.163e-02 7.253e-02 0.574 0.56602
c(Industry)Specialty Business Services -1.113e-02 4.655e-02 -0.239 0.81101
c(Industry)Specialty Chemicals 7.104e-02 4.154e-02 1.710 0.08727 .
c(Industry)Specialty Industrial Machinery 3.637e-02 4.023e-02 0.904 0.36603
c(Industry)Specialty Retail -4.160e-02 4.340e-02 -0.959 0.33774
c(Industry)Staffing & Employment Services 1.388e-02 5.016e-02 0.277 0.78198
c(Industry)Steel 2.402e-02 6.107e-02 0.393 0.69404
c(Industry)Telecom Services -4.842e-02 4.804e-02 -1.008 0.31356
c(Industry)Textile Manufacturing 1.210e-01 7.362e-02 1.644 0.10016
c(Industry)Thermal Coal 5.487e-02 6.567e-02 0.836 0.40344
c(Industry)Tobacco -4.867e-02 6.106e-02 -0.797 0.42542
c(Industry)Tools & Accessories -7.272e-03 5.544e-02 -0.131 0.89565
c(Industry)Travel Services 4.934e-02 5.574e-02 0.885 0.37610
c(Industry)Trucking -1.873e-02 6.502e-02 -0.288 0.77333
c(Industry)Uranium 1.775e-01 1.271e-01 1.397 0.16254
c(Industry)Utilities - Diversified -1.578e-01 6.796e-02 -2.322 0.02023 *
c(Industry)Utilities - Independent Power Producers -4.111e-02 1.195e-01 -0.344 0.73091
c(Industry)Utilities - Regulated Electric -2.534e-02 4.368e-02 -0.580 0.56182
c(Industry)Utilities - Regulated Gas -1.162e-01 5.704e-02 -2.037 0.04170 *
c(Industry)Utilities - Regulated Water -9.825e-02 6.959e-02 -1.412 0.15804
c(Industry)Utilities - Renewable -2.168e-02 1.133e-01 -0.191 0.84826
c(Industry)Waste Management 1.150e-01 5.808e-02 1.980 0.04774 *
Day_of_EarningsCall 9.787e-05 1.116e-05 8.770 < 2e-16 ***
Covid_Exposure 2.624e-01 2.651e-03 98.987 < 2e-16 ***
---
Signif. codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1
Residual standard error: 0.3231 on 13005 degrees of freedom
(13340 observations deleted due to missingness)
Multiple R-squared: 0.4923, Adjusted R-squared: 0.4866
F-statistic: 87.56 on 144 and 13005 DF, p-value: < 2.2e-16
lm(Covid_Neg_Sentiment ~ c(Industry) + Day_of_EarningsCall + Covid_Exposure + PRiskT_health, data = Closing_Share_Price_Across_Time) |>
summary()
Call:
lm(formula = Covid_Neg_Sentiment ~ c(Industry) + Day_of_EarningsCall +
Covid_Exposure + PRiskT_health, data = Closing_Share_Price_Across_Time)
Residuals:
Min 1Q Median 3Q Max
-2.4738 -0.2176 -0.0387 0.1713 5.1861
Coefficients:
Estimate Std. Error t value Pr(>|t|)
(Intercept) 1.676e+00 2.780e-01 6.027 1.71e-09 ***
c(Industry)Aerospace & Defense 6.841e-02 5.607e-02 1.220 0.222421
c(Industry)Agricultural Inputs 5.721e-03 8.260e-02 0.069 0.944779
c(Industry)Airlines -1.314e-02 6.950e-02 -0.189 0.850080
c(Industry)Airports & Air Services 1.911e-03 2.482e-01 0.008 0.993857
c(Industry)Aluminum 3.150e-01 1.219e-01 2.584 0.009791 **
c(Industry)Apparel Manufacturing 6.190e-02 6.171e-02 1.003 0.315895
c(Industry)Apparel Retail 6.605e-02 5.807e-02 1.137 0.255403
c(Industry)Asset Management 7.501e-02 5.157e-02 1.455 0.145768
c(Industry)Auto & Truck Dealerships 3.269e-02 6.426e-02 0.509 0.610993
c(Industry)Auto Manufacturers 7.705e-02 9.348e-02 0.824 0.409799
c(Industry)Auto Parts 2.359e-01 5.704e-02 4.136 3.56e-05 ***
c(Industry)Banks - Diversified -4.399e-02 9.221e-02 -0.477 0.633317
c(Industry)Banks - Regional 3.635e-02 4.935e-02 0.736 0.461464
c(Industry)Beverages - Brewers 4.497e-02 1.073e-01 0.419 0.675157
c(Industry)Beverages - Non-Alcoholic 1.192e-01 7.644e-02 1.560 0.118848
c(Industry)Beverages - Wineries & Distilleries 5.583e-02 1.354e-01 0.412 0.680224
c(Industry)Biotechnology -5.908e-02 4.864e-02 -1.215 0.224488
c(Industry)Broadcasting 4.561e-02 6.863e-02 0.665 0.506332
c(Industry)Building Materials 5.174e-02 9.099e-02 0.569 0.569627
c(Industry)Building Products & Equipment 5.318e-02 5.871e-02 0.906 0.365085
c(Industry)Business Equipment & Supplies 5.324e-02 1.306e-01 0.408 0.683438
c(Industry)Capital Markets 6.435e-02 7.145e-02 0.901 0.367769
c(Industry)Chemicals 2.576e-01 8.116e-02 3.175 0.001504 **
c(Industry)Coking Coal 8.783e-02 9.345e-02 0.940 0.347310
c(Industry)Communication Equipment 5.142e-02 5.544e-02 0.928 0.353652
c(Industry)Computer Hardware 3.250e-02 6.311e-02 0.515 0.606545
c(Industry)Confectioners 1.328e-02 1.184e-01 0.112 0.910719
c(Industry)Conglomerates 2.050e-02 6.642e-02 0.309 0.757552
c(Industry)Consulting Services -6.984e-03 7.141e-02 -0.098 0.922085
c(Industry)Consumer Electronics 7.225e-02 8.335e-02 0.867 0.386010
c(Industry)Copper -1.640e-02 1.123e-01 -0.146 0.883925
c(Industry)Credit Services 6.258e-02 6.031e-02 1.038 0.299406
c(Industry)Department Stores -1.529e-01 1.097e-01 -1.393 0.163568
c(Industry)Diagnostics & Research -3.804e-01 5.362e-02 -7.095 1.36e-12 ***
c(Industry)Discount Stores -9.151e-02 7.369e-02 -1.242 0.214295
c(Industry)Drug Manufacturers - General -1.988e-01 7.058e-02 -2.816 0.004870 **
c(Industry)Drug Manufacturers - Specialty & Generic -6.273e-02 5.428e-02 -1.156 0.247872
c(Industry)Education & Training Services -2.988e-02 6.836e-02 -0.437 0.662003
c(Industry)Electrical Equipment & Parts 1.200e-01 6.312e-02 1.902 0.057227 .
c(Industry)Electronic Components 2.063e-01 5.613e-02 3.675 0.000238 ***
c(Industry)Electronic Gaming & Multimedia -1.262e-01 1.413e-01 -0.893 0.371837
c(Industry)Electronics & Computer Distribution 5.834e-02 8.678e-02 0.672 0.501424
c(Industry)Engineering & Construction 8.248e-02 5.673e-02 1.454 0.146033
c(Industry)Entertainment 1.579e-01 6.052e-02 2.608 0.009105 **
c(Industry)Farm & Heavy Construction Machinery 1.556e-01 6.121e-02 2.542 0.011027 *
c(Industry)Farm Products -1.148e-02 7.694e-02 -0.149 0.881414
c(Industry)Financial Conglomerates 8.773e-02 1.219e-01 0.720 0.471836
c(Industry)Financial Data & Stock Exchanges -1.814e-02 7.597e-02 -0.239 0.811325
c(Industry)Food Distribution -5.915e-02 7.453e-02 -0.794 0.427428
c(Industry)Footwear & Accessories 6.602e-02 6.642e-02 0.994 0.320265
c(Industry)Furnishings, Fixtures & Appliances 1.978e-01 6.009e-02 3.292 0.000997 ***
c(Industry)Gambling -6.433e-02 8.115e-02 -0.793 0.427933
c(Industry)Gold -1.003e-01 8.984e-02 -1.117 0.264123
c(Industry)Grocery Stores -2.184e-01 8.587e-02 -2.544 0.010975 *
c(Industry)Health Information Services -1.300e-01 5.833e-02 -2.228 0.025911 *
c(Industry)Healthcare Plans -4.482e-01 7.373e-02 -6.079 1.24e-09 ***
c(Industry)Home Improvement Retail 1.676e-01 8.877e-02 1.888 0.059059 .
c(Industry)Household & Personal Products 1.026e-01 6.158e-02 1.666 0.095805 .
c(Industry)Industrial Distribution 5.505e-02 6.391e-02 0.861 0.389089
c(Industry)Information Technology Services -5.359e-02 5.673e-02 -0.945 0.344918
c(Industry)Infrastructure Operations 1.238e-01 1.945e-01 0.637 0.524211
c(Industry)Insurance - Diversified 1.832e-01 1.051e-01 1.744 0.081265 .
c(Industry)Insurance - Life 4.146e-01 6.820e-02 6.079 1.25e-09 ***
c(Industry)Insurance - Property & Casualty 4.603e-01 5.663e-02 8.128 4.77e-16 ***
c(Industry)Insurance - Reinsurance 7.452e-01 1.575e-01 4.732 2.25e-06 ***
c(Industry)Insurance - Specialty 3.791e-01 7.074e-02 5.359 8.52e-08 ***
c(Industry)Insurance Brokers 1.764e-01 8.052e-02 2.190 0.028521 *
c(Industry)Integrated Freight & Logistics -2.131e-02 7.010e-02 -0.304 0.761159
c(Industry)Internet Content & Information -8.723e-02 6.311e-02 -1.382 0.166928
c(Industry)Internet Retail 1.605e-02 7.454e-02 0.215 0.829481
c(Industry)Leisure 3.043e-02 6.557e-02 0.464 0.642638
c(Industry)Lodging -6.653e-03 8.048e-02 -0.083 0.934115
c(Industry)Lumber & Wood Production 5.976e-02 1.097e-01 0.545 0.585946
c(Industry)Luxury Goods -1.290e-01 1.051e-01 -1.228 0.219638
c(Industry)Marine Shipping 1.971e-01 9.624e-02 2.048 0.040585 *
c(Industry)Medical Care Facilities -9.980e-02 5.629e-02 -1.773 0.076289 .
c(Industry)Medical Devices -1.057e-01 4.981e-02 -2.121 0.033901 *
c(Industry)Medical Distribution -2.675e-01 7.600e-02 -3.520 0.000433 ***
c(Industry)Medical Instruments & Supplies -2.374e-01 5.411e-02 -4.387 1.16e-05 ***
c(Industry)Metal Fabrication 2.472e-01 6.836e-02 3.616 0.000300 ***
c(Industry)Mortgage Finance 1.988e-01 8.415e-02 2.362 0.018179 *
c(Industry)Oil & Gas Drilling 3.796e-01 1.304e-01 2.912 0.003593 **
c(Industry)Oil & Gas E&P 8.586e-02 6.080e-02 1.412 0.157939
c(Industry)Oil & Gas Equipment & Services 2.648e-01 5.669e-02 4.671 3.02e-06 ***
c(Industry)Oil & Gas Integrated 2.340e-02 1.184e-01 0.198 0.843349
c(Industry)Oil & Gas Midstream 4.161e-02 6.579e-02 0.632 0.527155
c(Industry)Oil & Gas Refining & Marketing 1.160e-01 7.009e-02 1.654 0.098058 .
c(Industry)Other Industrial Metals & Mining 1.422e-01 1.304e-01 1.091 0.275329
c(Industry)Other Precious Metals & Mining 5.371e-02 1.482e-01 0.362 0.716989
c(Industry)Packaged Foods -2.848e-02 5.477e-02 -0.520 0.603010
c(Industry)Packaging & Containers -2.823e-02 6.312e-02 -0.447 0.654660
c(Industry)Paper & Paper Products 1.137e-01 1.785e-01 0.637 0.524106
c(Industry)Personal Services 5.035e-02 7.546e-02 0.667 0.504608
c(Industry)Pharmaceutical Retailers -1.121e-03 1.304e-01 -0.009 0.993141
c(Industry)Pollution & Treatment Controls 7.877e-02 9.480e-02 0.831 0.406035
c(Industry)Publishing 3.671e-01 9.098e-02 4.035 5.49e-05 ***
c(Industry)Railroads 1.136e-01 7.369e-02 1.542 0.123208
c(Industry)Real Estate - Development 1.511e-01 1.413e-01 1.069 0.285123
c(Industry)Real Estate - Diversified -1.192e-01 1.785e-01 -0.668 0.504303
c(Industry)Real Estate Services 2.131e-02 6.980e-02 0.305 0.760164
c(Industry)Recreational Vehicles 9.400e-02 7.804e-02 1.204 0.228429
c(Industry)REIT - Diversified -1.490e-02 7.455e-02 -0.200 0.841544
c(Industry)REIT - Healthcare Facilities -1.340e-01 6.673e-02 -2.008 0.044685 *
c(Industry)REIT - Hotel & Motel 1.415e-02 6.361e-02 0.222 0.823982
c(Industry)REIT - Industrial -3.520e-02 7.456e-02 -0.472 0.636899
c(Industry)REIT - Mortgage 1.117e-01 5.620e-02 1.988 0.046888 *
c(Industry)REIT - Office -1.881e-02 6.499e-02 -0.289 0.772241
c(Industry)REIT - Residential -3.839e-02 6.392e-02 -0.601 0.548152
c(Industry)REIT - Retail -1.327e-02 6.210e-02 -0.214 0.830783
c(Industry)REIT - Specialty -2.085e-03 6.359e-02 -0.033 0.973840
c(Industry)Rental & Leasing Services 7.535e-02 6.810e-02 1.107 0.268528
c(Industry)Residential Construction 3.003e-01 6.538e-02 4.593 4.41e-06 ***
c(Industry)Resorts & Casinos 2.058e-02 6.621e-02 0.311 0.755964
c(Industry)Restaurants -2.281e-02 5.549e-02 -0.411 0.680993
c(Industry)Scientific & Technical Instruments 9.432e-02 5.969e-02 1.580 0.114114
c(Industry)Security & Protection Services 7.285e-02 7.288e-02 1.000 0.317540
c(Industry)Semiconductor Equipment & Materials -6.227e-02 6.042e-02 -1.031 0.302777
c(Industry)Semiconductors 1.734e-02 5.599e-02 0.310 0.756798
c(Industry)Software - Application -7.072e-02 4.977e-02 -1.421 0.155348
c(Industry)Software - Infrastructure -9.274e-02 5.169e-02 -1.794 0.072800 .
c(Industry)Solar 7.462e-03 9.482e-02 0.079 0.937277
c(Industry)Specialty Business Services 4.255e-02 6.086e-02 0.699 0.484435
c(Industry)Specialty Chemicals 1.070e-01 5.432e-02 1.970 0.048902 *
c(Industry)Specialty Industrial Machinery 1.056e-01 5.260e-02 2.009 0.044604 *
c(Industry)Specialty Retail 5.586e-02 5.674e-02 0.985 0.324864
c(Industry)Staffing & Employment Services 1.725e-01 6.557e-02 2.630 0.008542 **
c(Industry)Steel 4.853e-02 7.984e-02 0.608 0.543274
c(Industry)Telecom Services -5.665e-03 6.281e-02 -0.090 0.928136
c(Industry)Textile Manufacturing 1.402e-01 9.625e-02 1.457 0.145239
c(Industry)Thermal Coal 2.221e-01 8.586e-02 2.587 0.009690 **
c(Industry)Tobacco 2.073e-01 7.983e-02 2.597 0.009426 **
c(Industry)Tools & Accessories 6.514e-02 7.249e-02 0.899 0.368818
c(Industry)Travel Services -1.260e-01 7.287e-02 -1.729 0.083906 .
c(Industry)Trucking -2.596e-02 8.500e-02 -0.305 0.760095
c(Industry)Uranium 2.531e-01 1.662e-01 1.523 0.127745
c(Industry)Utilities - Diversified 2.425e-01 8.885e-02 2.729 0.006360 **
c(Industry)Utilities - Independent Power Producers 1.340e-01 1.563e-01 0.857 0.391389
c(Industry)Utilities - Regulated Electric -2.339e-02 5.710e-02 -0.410 0.682088
c(Industry)Utilities - Regulated Gas -1.105e-01 7.457e-02 -1.482 0.138389
c(Industry)Utilities - Regulated Water 8.156e-02 9.099e-02 0.896 0.370078
c(Industry)Utilities - Renewable 5.050e-01 1.482e-01 3.409 0.000654 ***
c(Industry)Waste Management -5.390e-02 7.593e-02 -0.710 0.477838
Day_of_EarningsCall -8.673e-05 1.462e-05 -5.931 3.09e-09 ***
Covid_Exposure 3.566e-01 3.472e-03 102.698 < 2e-16 ***
PRiskT_health 6.205e-07 2.669e-07 2.324 0.020123 *
---
Signif. codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1
Residual standard error: 0.4224 on 13004 degrees of freedom
(13340 observations deleted due to missingness)
Multiple R-squared: 0.5201, Adjusted R-squared: 0.5148
F-statistic: 97.2 on 145 and 13004 DF, p-value: < 2.2e-16
Examines Negative COVID Sentiment across industries over time:
lm(Covid_Neg_Sentiment ~ c(Industry) + Day_of_EarningsCall + Covid_Exposure + PRiskT_health, data = Closing_Share_Price_Across_Time) |>
summary()
Call:
lm(formula = Covid_Neg_Sentiment ~ c(Industry) + Day_of_EarningsCall +
Covid_Exposure + PRiskT_health, data = Closing_Share_Price_Across_Time)
Residuals:
Min 1Q Median 3Q Max
-2.4738 -0.2176 -0.0387 0.1713 5.1861
Coefficients:
Estimate Std. Error t value Pr(>|t|)
(Intercept) 1.676e+00 2.780e-01 6.027 1.71e-09 ***
c(Industry)Aerospace & Defense 6.841e-02 5.607e-02 1.220 0.222421
c(Industry)Agricultural Inputs 5.721e-03 8.260e-02 0.069 0.944779
c(Industry)Airlines -1.314e-02 6.950e-02 -0.189 0.850080
c(Industry)Airports & Air Services 1.911e-03 2.482e-01 0.008 0.993857
c(Industry)Aluminum 3.150e-01 1.219e-01 2.584 0.009791 **
c(Industry)Apparel Manufacturing 6.190e-02 6.171e-02 1.003 0.315895
c(Industry)Apparel Retail 6.605e-02 5.807e-02 1.137 0.255403
c(Industry)Asset Management 7.501e-02 5.157e-02 1.455 0.145768
c(Industry)Auto & Truck Dealerships 3.269e-02 6.426e-02 0.509 0.610993
c(Industry)Auto Manufacturers 7.705e-02 9.348e-02 0.824 0.409799
c(Industry)Auto Parts 2.359e-01 5.704e-02 4.136 3.56e-05 ***
c(Industry)Banks - Diversified -4.399e-02 9.221e-02 -0.477 0.633317
c(Industry)Banks - Regional 3.635e-02 4.935e-02 0.736 0.461464
c(Industry)Beverages - Brewers 4.497e-02 1.073e-01 0.419 0.675157
c(Industry)Beverages - Non-Alcoholic 1.192e-01 7.644e-02 1.560 0.118848
c(Industry)Beverages - Wineries & Distilleries 5.583e-02 1.354e-01 0.412 0.680224
c(Industry)Biotechnology -5.908e-02 4.864e-02 -1.215 0.224488
c(Industry)Broadcasting 4.561e-02 6.863e-02 0.665 0.506332
c(Industry)Building Materials 5.174e-02 9.099e-02 0.569 0.569627
c(Industry)Building Products & Equipment 5.318e-02 5.871e-02 0.906 0.365085
c(Industry)Business Equipment & Supplies 5.324e-02 1.306e-01 0.408 0.683438
c(Industry)Capital Markets 6.435e-02 7.145e-02 0.901 0.367769
c(Industry)Chemicals 2.576e-01 8.116e-02 3.175 0.001504 **
c(Industry)Coking Coal 8.783e-02 9.345e-02 0.940 0.347310
c(Industry)Communication Equipment 5.142e-02 5.544e-02 0.928 0.353652
c(Industry)Computer Hardware 3.250e-02 6.311e-02 0.515 0.606545
c(Industry)Confectioners 1.328e-02 1.184e-01 0.112 0.910719
c(Industry)Conglomerates 2.050e-02 6.642e-02 0.309 0.757552
c(Industry)Consulting Services -6.984e-03 7.141e-02 -0.098 0.922085
c(Industry)Consumer Electronics 7.225e-02 8.335e-02 0.867 0.386010
c(Industry)Copper -1.640e-02 1.123e-01 -0.146 0.883925
c(Industry)Credit Services 6.258e-02 6.031e-02 1.038 0.299406
c(Industry)Department Stores -1.529e-01 1.097e-01 -1.393 0.163568
c(Industry)Diagnostics & Research -3.804e-01 5.362e-02 -7.095 1.36e-12 ***
c(Industry)Discount Stores -9.151e-02 7.369e-02 -1.242 0.214295
c(Industry)Drug Manufacturers - General -1.988e-01 7.058e-02 -2.816 0.004870 **
c(Industry)Drug Manufacturers - Specialty & Generic -6.273e-02 5.428e-02 -1.156 0.247872
c(Industry)Education & Training Services -2.988e-02 6.836e-02 -0.437 0.662003
c(Industry)Electrical Equipment & Parts 1.200e-01 6.312e-02 1.902 0.057227 .
c(Industry)Electronic Components 2.063e-01 5.613e-02 3.675 0.000238 ***
c(Industry)Electronic Gaming & Multimedia -1.262e-01 1.413e-01 -0.893 0.371837
c(Industry)Electronics & Computer Distribution 5.834e-02 8.678e-02 0.672 0.501424
c(Industry)Engineering & Construction 8.248e-02 5.673e-02 1.454 0.146033
c(Industry)Entertainment 1.579e-01 6.052e-02 2.608 0.009105 **
c(Industry)Farm & Heavy Construction Machinery 1.556e-01 6.121e-02 2.542 0.011027 *
c(Industry)Farm Products -1.148e-02 7.694e-02 -0.149 0.881414
c(Industry)Financial Conglomerates 8.773e-02 1.219e-01 0.720 0.471836
c(Industry)Financial Data & Stock Exchanges -1.814e-02 7.597e-02 -0.239 0.811325
c(Industry)Food Distribution -5.915e-02 7.453e-02 -0.794 0.427428
c(Industry)Footwear & Accessories 6.602e-02 6.642e-02 0.994 0.320265
c(Industry)Furnishings, Fixtures & Appliances 1.978e-01 6.009e-02 3.292 0.000997 ***
c(Industry)Gambling -6.433e-02 8.115e-02 -0.793 0.427933
c(Industry)Gold -1.003e-01 8.984e-02 -1.117 0.264123
c(Industry)Grocery Stores -2.184e-01 8.587e-02 -2.544 0.010975 *
c(Industry)Health Information Services -1.300e-01 5.833e-02 -2.228 0.025911 *
c(Industry)Healthcare Plans -4.482e-01 7.373e-02 -6.079 1.24e-09 ***
c(Industry)Home Improvement Retail 1.676e-01 8.877e-02 1.888 0.059059 .
c(Industry)Household & Personal Products 1.026e-01 6.158e-02 1.666 0.095805 .
c(Industry)Industrial Distribution 5.505e-02 6.391e-02 0.861 0.389089
c(Industry)Information Technology Services -5.359e-02 5.673e-02 -0.945 0.344918
c(Industry)Infrastructure Operations 1.238e-01 1.945e-01 0.637 0.524211
c(Industry)Insurance - Diversified 1.832e-01 1.051e-01 1.744 0.081265 .
c(Industry)Insurance - Life 4.146e-01 6.820e-02 6.079 1.25e-09 ***
c(Industry)Insurance - Property & Casualty 4.603e-01 5.663e-02 8.128 4.77e-16 ***
c(Industry)Insurance - Reinsurance 7.452e-01 1.575e-01 4.732 2.25e-06 ***
c(Industry)Insurance - Specialty 3.791e-01 7.074e-02 5.359 8.52e-08 ***
c(Industry)Insurance Brokers 1.764e-01 8.052e-02 2.190 0.028521 *
c(Industry)Integrated Freight & Logistics -2.131e-02 7.010e-02 -0.304 0.761159
c(Industry)Internet Content & Information -8.723e-02 6.311e-02 -1.382 0.166928
c(Industry)Internet Retail 1.605e-02 7.454e-02 0.215 0.829481
c(Industry)Leisure 3.043e-02 6.557e-02 0.464 0.642638
c(Industry)Lodging -6.653e-03 8.048e-02 -0.083 0.934115
c(Industry)Lumber & Wood Production 5.976e-02 1.097e-01 0.545 0.585946
c(Industry)Luxury Goods -1.290e-01 1.051e-01 -1.228 0.219638
c(Industry)Marine Shipping 1.971e-01 9.624e-02 2.048 0.040585 *
c(Industry)Medical Care Facilities -9.980e-02 5.629e-02 -1.773 0.076289 .
c(Industry)Medical Devices -1.057e-01 4.981e-02 -2.121 0.033901 *
c(Industry)Medical Distribution -2.675e-01 7.600e-02 -3.520 0.000433 ***
c(Industry)Medical Instruments & Supplies -2.374e-01 5.411e-02 -4.387 1.16e-05 ***
c(Industry)Metal Fabrication 2.472e-01 6.836e-02 3.616 0.000300 ***
c(Industry)Mortgage Finance 1.988e-01 8.415e-02 2.362 0.018179 *
c(Industry)Oil & Gas Drilling 3.796e-01 1.304e-01 2.912 0.003593 **
c(Industry)Oil & Gas E&P 8.586e-02 6.080e-02 1.412 0.157939
c(Industry)Oil & Gas Equipment & Services 2.648e-01 5.669e-02 4.671 3.02e-06 ***
c(Industry)Oil & Gas Integrated 2.340e-02 1.184e-01 0.198 0.843349
c(Industry)Oil & Gas Midstream 4.161e-02 6.579e-02 0.632 0.527155
c(Industry)Oil & Gas Refining & Marketing 1.160e-01 7.009e-02 1.654 0.098058 .
c(Industry)Other Industrial Metals & Mining 1.422e-01 1.304e-01 1.091 0.275329
c(Industry)Other Precious Metals & Mining 5.371e-02 1.482e-01 0.362 0.716989
c(Industry)Packaged Foods -2.848e-02 5.477e-02 -0.520 0.603010
c(Industry)Packaging & Containers -2.823e-02 6.312e-02 -0.447 0.654660
c(Industry)Paper & Paper Products 1.137e-01 1.785e-01 0.637 0.524106
c(Industry)Personal Services 5.035e-02 7.546e-02 0.667 0.504608
c(Industry)Pharmaceutical Retailers -1.121e-03 1.304e-01 -0.009 0.993141
c(Industry)Pollution & Treatment Controls 7.877e-02 9.480e-02 0.831 0.406035
c(Industry)Publishing 3.671e-01 9.098e-02 4.035 5.49e-05 ***
c(Industry)Railroads 1.136e-01 7.369e-02 1.542 0.123208
c(Industry)Real Estate - Development 1.511e-01 1.413e-01 1.069 0.285123
c(Industry)Real Estate - Diversified -1.192e-01 1.785e-01 -0.668 0.504303
c(Industry)Real Estate Services 2.131e-02 6.980e-02 0.305 0.760164
c(Industry)Recreational Vehicles 9.400e-02 7.804e-02 1.204 0.228429
c(Industry)REIT - Diversified -1.490e-02 7.455e-02 -0.200 0.841544
c(Industry)REIT - Healthcare Facilities -1.340e-01 6.673e-02 -2.008 0.044685 *
c(Industry)REIT - Hotel & Motel 1.415e-02 6.361e-02 0.222 0.823982
c(Industry)REIT - Industrial -3.520e-02 7.456e-02 -0.472 0.636899
c(Industry)REIT - Mortgage 1.117e-01 5.620e-02 1.988 0.046888 *
c(Industry)REIT - Office -1.881e-02 6.499e-02 -0.289 0.772241
c(Industry)REIT - Residential -3.839e-02 6.392e-02 -0.601 0.548152
c(Industry)REIT - Retail -1.327e-02 6.210e-02 -0.214 0.830783
c(Industry)REIT - Specialty -2.085e-03 6.359e-02 -0.033 0.973840
c(Industry)Rental & Leasing Services 7.535e-02 6.810e-02 1.107 0.268528
c(Industry)Residential Construction 3.003e-01 6.538e-02 4.593 4.41e-06 ***
c(Industry)Resorts & Casinos 2.058e-02 6.621e-02 0.311 0.755964
c(Industry)Restaurants -2.281e-02 5.549e-02 -0.411 0.680993
c(Industry)Scientific & Technical Instruments 9.432e-02 5.969e-02 1.580 0.114114
c(Industry)Security & Protection Services 7.285e-02 7.288e-02 1.000 0.317540
c(Industry)Semiconductor Equipment & Materials -6.227e-02 6.042e-02 -1.031 0.302777
c(Industry)Semiconductors 1.734e-02 5.599e-02 0.310 0.756798
c(Industry)Software - Application -7.072e-02 4.977e-02 -1.421 0.155348
c(Industry)Software - Infrastructure -9.274e-02 5.169e-02 -1.794 0.072800 .
c(Industry)Solar 7.462e-03 9.482e-02 0.079 0.937277
c(Industry)Specialty Business Services 4.255e-02 6.086e-02 0.699 0.484435
c(Industry)Specialty Chemicals 1.070e-01 5.432e-02 1.970 0.048902 *
c(Industry)Specialty Industrial Machinery 1.056e-01 5.260e-02 2.009 0.044604 *
c(Industry)Specialty Retail 5.586e-02 5.674e-02 0.985 0.324864
c(Industry)Staffing & Employment Services 1.725e-01 6.557e-02 2.630 0.008542 **
c(Industry)Steel 4.853e-02 7.984e-02 0.608 0.543274
c(Industry)Telecom Services -5.665e-03 6.281e-02 -0.090 0.928136
c(Industry)Textile Manufacturing 1.402e-01 9.625e-02 1.457 0.145239
c(Industry)Thermal Coal 2.221e-01 8.586e-02 2.587 0.009690 **
c(Industry)Tobacco 2.073e-01 7.983e-02 2.597 0.009426 **
c(Industry)Tools & Accessories 6.514e-02 7.249e-02 0.899 0.368818
c(Industry)Travel Services -1.260e-01 7.287e-02 -1.729 0.083906 .
c(Industry)Trucking -2.596e-02 8.500e-02 -0.305 0.760095
c(Industry)Uranium 2.531e-01 1.662e-01 1.523 0.127745
c(Industry)Utilities - Diversified 2.425e-01 8.885e-02 2.729 0.006360 **
c(Industry)Utilities - Independent Power Producers 1.340e-01 1.563e-01 0.857 0.391389
c(Industry)Utilities - Regulated Electric -2.339e-02 5.710e-02 -0.410 0.682088
c(Industry)Utilities - Regulated Gas -1.105e-01 7.457e-02 -1.482 0.138389
c(Industry)Utilities - Regulated Water 8.156e-02 9.099e-02 0.896 0.370078
c(Industry)Utilities - Renewable 5.050e-01 1.482e-01 3.409 0.000654 ***
c(Industry)Waste Management -5.390e-02 7.593e-02 -0.710 0.477838
Day_of_EarningsCall -8.673e-05 1.462e-05 -5.931 3.09e-09 ***
Covid_Exposure 3.566e-01 3.472e-03 102.698 < 2e-16 ***
PRiskT_health 6.205e-07 2.669e-07 2.324 0.020123 *
---
Signif. codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1
Residual standard error: 0.4224 on 13004 degrees of freedom
(13340 observations deleted due to missingness)
Multiple R-squared: 0.5201, Adjusted R-squared: 0.5148
F-statistic: 97.2 on 145 and 13004 DF, p-value: < 2.2e-16
lm(Percent_Change_bt_DayBefore_y_DayAfter ~ c(Industry) + Day_of_EarningsCall + Covid_Net_Sentiment + Covid_Net_Sentiment:c(Industry), data = Closing_Share_Price_Across_Time) |>
summary()
Call:
lm(formula = Percent_Change_bt_DayBefore_y_DayAfter ~ c(Industry) +
Day_of_EarningsCall + Covid_Net_Sentiment + Covid_Net_Sentiment:c(Industry),
data = Closing_Share_Price_Across_Time)
Residuals:
Min 1Q Median 3Q Max
-101.070 -4.721 -0.258 4.372 252.209
Coefficients:
Estimate Std. Error t value Pr(>|t|)
(Intercept) 1.747e+01 6.622e+00 2.637 0.008363 **
c(Industry)Aerospace & Defense 3.758e-01 1.439e+00 0.261 0.794009
c(Industry)Agricultural Inputs 1.865e+00 2.155e+00 0.865 0.386910
c(Industry)Airlines 7.405e-01 1.798e+00 0.412 0.680526
c(Industry)Airports & Air Services -2.520e+00 6.198e+00 -0.407 0.684371
c(Industry)Aluminum -1.372e+00 3.572e+00 -0.384 0.700966
c(Industry)Apparel Manufacturing 8.475e-01 1.552e+00 0.546 0.584991
c(Industry)Apparel Retail 2.441e+00 1.493e+00 1.636 0.101936
c(Industry)Asset Management 2.544e+00 1.311e+00 1.940 0.052388 .
c(Industry)Auto & Truck Dealerships 7.069e-01 1.679e+00 0.421 0.673681
c(Industry)Auto Manufacturers -8.148e-01 2.424e+00 -0.336 0.736832
c(Industry)Auto Parts 2.610e+00 1.485e+00 1.758 0.078771 .
c(Industry)Banks - Diversified -1.430e+00 2.770e+00 -0.516 0.605691
c(Industry)Banks - Regional 1.970e+00 1.261e+00 1.562 0.118228
c(Industry)Beverages - Brewers 3.299e+00 3.089e+00 1.068 0.285606
c(Industry)Beverages - Non-Alcoholic -1.564e+00 1.924e+00 -0.813 0.416441
c(Industry)Beverages - Wineries & Distilleries -2.491e+00 4.408e+00 -0.565 0.572024
c(Industry)Biotechnology 1.143e-01 1.226e+00 0.093 0.925700
c(Industry)Broadcasting 3.987e+00 1.748e+00 2.280 0.022599 *
c(Industry)Building Materials 1.075e+00 2.910e+00 0.369 0.711793
c(Industry)Building Products & Equipment 1.601e+00 1.503e+00 1.065 0.286829
c(Industry)Business Equipment & Supplies -2.207e+00 3.657e+00 -0.604 0.546147
c(Industry)Capital Markets 1.053e+00 1.871e+00 0.563 0.573724
c(Industry)Chemicals 2.992e+00 2.083e+00 1.437 0.150792
c(Industry)Coking Coal 2.466e+00 2.597e+00 0.950 0.342348
c(Industry)Communication Equipment 4.320e-01 1.432e+00 0.302 0.762968
c(Industry)Computer Hardware 1.935e+00 1.579e+00 1.225 0.220567
c(Industry)Confectioners 9.748e-01 3.121e+00 0.312 0.754817
c(Industry)Conglomerates 8.016e-01 1.702e+00 0.471 0.637589
c(Industry)Consulting Services 2.050e+00 1.804e+00 1.136 0.256039
c(Industry)Consumer Electronics 1.340e+00 2.288e+00 0.585 0.558302
c(Industry)Copper -1.380e-01 3.149e+00 -0.044 0.965036
c(Industry)Credit Services 4.875e+00 1.582e+00 3.081 0.002067 **
c(Industry)Department Stores -8.053e-01 2.681e+00 -0.300 0.763937
c(Industry)Diagnostics & Research 6.396e-01 1.334e+00 0.479 0.631599
c(Industry)Discount Stores -7.672e-01 1.816e+00 -0.422 0.672778
c(Industry)Drug Manufacturers - General 4.484e-01 1.743e+00 0.257 0.797045
c(Industry)Drug Manufacturers - Specialty & Generic -3.131e-01 1.356e+00 -0.231 0.817379
c(Industry)Education & Training Services 2.295e+00 1.743e+00 1.316 0.188054
c(Industry)Electrical Equipment & Parts -1.279e+00 1.664e+00 -0.769 0.441940
c(Industry)Electronic Components 1.731e+00 1.495e+00 1.158 0.247084
c(Industry)Electronic Gaming & Multimedia 5.880e+00 3.477e+00 1.691 0.090830 .
c(Industry)Electronics & Computer Distribution 3.573e+00 2.255e+00 1.584 0.113195
c(Industry)Engineering & Construction 9.739e-01 1.457e+00 0.668 0.503925
c(Industry)Entertainment 1.290e+00 1.569e+00 0.822 0.410982
c(Industry)Farm & Heavy Construction Machinery 8.896e-01 1.641e+00 0.542 0.587771
c(Industry)Farm Products -1.957e+00 1.945e+00 -1.006 0.314264
c(Industry)Financial Conglomerates 4.288e+00 3.311e+00 1.295 0.195313
c(Industry)Financial Data & Stock Exchanges -2.764e-02 1.974e+00 -0.014 0.988829
c(Industry)Food Distribution 2.159e-01 1.852e+00 0.117 0.907214
c(Industry)Footwear & Accessories 8.140e-01 1.760e+00 0.463 0.643713
c(Industry)Furnishings, Fixtures & Appliances 2.903e-01 1.586e+00 0.183 0.854777
c(Industry)Gambling 4.165e+00 2.011e+00 2.071 0.038388 *
c(Industry)Gold 1.352e+00 2.218e+00 0.610 0.542124
c(Industry)Grocery Stores 2.341e+00 2.105e+00 1.112 0.266064
c(Industry)Health Information Services -1.033e+00 1.481e+00 -0.698 0.485431
c(Industry)Healthcare Plans 8.314e-01 1.844e+00 0.451 0.652076
c(Industry)Home Improvement Retail 1.159e+00 2.301e+00 0.504 0.614597
c(Industry)Household & Personal Products 2.214e+00 1.557e+00 1.422 0.155053
c(Industry)Industrial Distribution 1.558e+00 1.646e+00 0.946 0.343979
c(Industry)Information Technology Services 2.762e+00 1.430e+00 1.931 0.053487 .
c(Industry)Infrastructure Operations 1.780e+00 5.648e+00 0.315 0.752601
c(Industry)Insurance - Diversified 4.120e+00 2.909e+00 1.416 0.156722
c(Industry)Insurance - Life 8.969e-02 1.874e+00 0.048 0.961830
c(Industry)Insurance - Property & Casualty 1.761e+00 1.552e+00 1.135 0.256422
c(Industry)Insurance - Reinsurance -4.851e+00 9.133e+00 -0.531 0.595324
c(Industry)Insurance - Specialty -1.740e-01 1.945e+00 -0.089 0.928715
c(Industry)Insurance Brokers -3.502e+00 2.199e+00 -1.593 0.111231
c(Industry)Integrated Freight & Logistics 2.193e+00 1.793e+00 1.223 0.221296
c(Industry)Internet Content & Information 3.898e+00 1.577e+00 2.472 0.013463 *
c(Industry)Internet Retail 1.644e+00 1.919e+00 0.857 0.391474
c(Industry)Leisure 2.286e+00 1.701e+00 1.344 0.179078
c(Industry)Lodging 1.413e+00 2.118e+00 0.667 0.504721
c(Industry)Lumber & Wood Production 2.147e+00 2.793e+00 0.769 0.442155
c(Industry)Luxury Goods -1.416e+00 2.636e+00 -0.537 0.591083
c(Industry)Marine Shipping 6.561e-01 2.917e+00 0.225 0.822009
c(Industry)Medical Care Facilities 1.882e+00 1.414e+00 1.331 0.183125
c(Industry)Medical Devices 1.635e-01 1.252e+00 0.131 0.896043
c(Industry)Medical Distribution 5.457e-03 1.870e+00 0.003 0.997672
c(Industry)Medical Instruments & Supplies 7.368e-01 1.351e+00 0.545 0.585449
c(Industry)Metal Fabrication -8.269e-03 1.881e+00 -0.004 0.996493
c(Industry)Mortgage Finance 1.964e+00 2.461e+00 0.798 0.424852
c(Industry)Oil & Gas Drilling 1.092e+00 4.247e+00 0.257 0.797161
c(Industry)Oil & Gas E&P 1.479e+00 1.629e+00 0.908 0.363898
c(Industry)Oil & Gas Equipment & Services 7.460e-02 1.498e+00 0.050 0.960278
c(Industry)Oil & Gas Integrated 1.030e+00 3.067e+00 0.336 0.737102
c(Industry)Oil & Gas Midstream 9.315e-01 1.739e+00 0.536 0.592111
c(Industry)Oil & Gas Refining & Marketing 2.432e+00 1.861e+00 1.307 0.191211
c(Industry)Other Industrial Metals & Mining -1.201e+00 4.189e+00 -0.287 0.774422
c(Industry)Other Precious Metals & Mining 4.104e+00 4.128e+00 0.994 0.320221
c(Industry)Packaged Foods 5.364e-01 1.375e+00 0.390 0.696391
c(Industry)Packaging & Containers 1.329e+00 1.596e+00 0.833 0.405036
c(Industry)Paper & Paper Products -1.319e+01 9.334e+00 -1.413 0.157688
c(Industry)Personal Services 1.619e+00 1.998e+00 0.810 0.417798
c(Industry)Pharmaceutical Retailers -1.539e+00 3.545e+00 -0.434 0.664245
c(Industry)Pollution & Treatment Controls 1.310e+00 2.521e+00 0.520 0.603282
c(Industry)Publishing 1.607e+00 2.526e+00 0.636 0.524482
c(Industry)Railroads 1.642e+00 2.088e+00 0.787 0.431434
c(Industry)Real Estate - Development 4.436e+00 4.370e+00 1.015 0.310087
c(Industry)Real Estate - Diversified 1.519e+00 4.405e+00 0.345 0.730127
c(Industry)Real Estate Services 2.888e+00 1.789e+00 1.614 0.106463
c(Industry)Recreational Vehicles 5.772e-01 2.092e+00 0.276 0.782639
c(Industry)REIT - Diversified 1.528e-02 1.860e+00 0.008 0.993447
c(Industry)REIT - Healthcare Facilities 1.578e+00 1.659e+00 0.951 0.341455
c(Industry)REIT - Hotel & Motel 9.974e-01 1.600e+00 0.623 0.533067
c(Industry)REIT - Industrial 6.294e-01 1.877e+00 0.335 0.737329
c(Industry)REIT - Mortgage 8.143e-01 1.442e+00 0.565 0.572309
c(Industry)REIT - Office 8.773e-01 1.656e+00 0.530 0.596367
c(Industry)REIT - Residential 1.799e+00 1.627e+00 1.106 0.268896
c(Industry)REIT - Retail 1.793e+00 1.574e+00 1.139 0.254593
c(Industry)REIT - Specialty 1.069e+00 1.602e+00 0.668 0.504415
c(Industry)Rental & Leasing Services 5.975e-01 1.780e+00 0.336 0.737130
c(Industry)Residential Construction 2.891e+00 1.799e+00 1.607 0.108041
c(Industry)Resorts & Casinos 1.988e+00 1.680e+00 1.183 0.236727
c(Industry)Restaurants 2.911e+00 1.396e+00 2.085 0.037133 *
c(Industry)Scientific & Technical Instruments 2.572e-01 1.567e+00 0.164 0.869642
c(Industry)Security & Protection Services -1.863e+00 1.941e+00 -0.960 0.337162
c(Industry)Semiconductor Equipment & Materials 1.326e+00 1.515e+00 0.875 0.381575
c(Industry)Semiconductors 3.560e+00 1.412e+00 2.520 0.011740 *
c(Industry)Software - Application 1.403e-01 1.253e+00 0.112 0.910805
c(Industry)Software - Infrastructure 8.872e-01 1.298e+00 0.683 0.494340
c(Industry)Solar 4.095e+00 2.401e+00 1.705 0.088159 .
c(Industry)Specialty Business Services -1.176e-01 1.605e+00 -0.073 0.941588
c(Industry)Specialty Chemicals 2.209e-01 1.390e+00 0.159 0.873708
c(Industry)Specialty Industrial Machinery 1.482e+00 1.353e+00 1.095 0.273359
c(Industry)Specialty Retail 2.839e+00 1.488e+00 1.908 0.056466 .
c(Industry)Staffing & Employment Services 3.114e+00 1.730e+00 1.800 0.071917 .
c(Industry)Steel 2.492e+00 2.055e+00 1.212 0.225450
c(Industry)Telecom Services 1.059e+00 1.615e+00 0.656 0.511955
c(Industry)Textile Manufacturing -3.035e+00 2.434e+00 -1.247 0.212513
c(Industry)Thermal Coal 9.257e-01 2.372e+00 0.390 0.696365
c(Industry)Tobacco 1.940e+00 2.235e+00 0.868 0.385376
c(Industry)Tools & Accessories 7.558e-02 1.885e+00 0.040 0.968011
c(Industry)Travel Services 1.106e+00 1.796e+00 0.616 0.538132
c(Industry)Trucking 2.388e+00 2.388e+00 1.000 0.317376
c(Industry)Uranium -6.731e+00 4.174e+00 -1.613 0.106832
c(Industry)Utilities - Diversified 1.090e+00 2.581e+00 0.423 0.672664
c(Industry)Utilities - Independent Power Producers 2.698e+00 4.746e+00 0.568 0.569721
c(Industry)Utilities - Regulated Electric 1.100e+00 1.465e+00 0.751 0.452452
c(Industry)Utilities - Regulated Gas 2.054e+00 1.938e+00 1.060 0.289313
c(Industry)Utilities - Regulated Water 2.236e+00 2.609e+00 0.857 0.391377
c(Industry)Utilities - Renewable 1.766e+00 4.706e+00 0.375 0.707405
c(Industry)Waste Management 7.521e-01 1.869e+00 0.402 0.687326
Day_of_EarningsCall -9.731e-04 3.488e-04 -2.790 0.005286 **
Covid_Net_Sentiment 6.726e-01 1.822e+00 0.369 0.712057
c(Industry)Aerospace & Defense:Covid_Net_Sentiment 1.985e-01 2.241e+00 0.089 0.929439
c(Industry)Agricultural Inputs:Covid_Net_Sentiment 1.646e+00 4.569e+00 0.360 0.718720
c(Industry)Airlines:Covid_Net_Sentiment 3.316e+00 4.194e+00 0.791 0.429151
c(Industry)Airports & Air Services:Covid_Net_Sentiment 2.314e+01 2.025e+01 1.143 0.253136
c(Industry)Aluminum:Covid_Net_Sentiment 2.641e-01 4.323e+00 0.061 0.951286
c(Industry)Apparel Manufacturing:Covid_Net_Sentiment -1.495e+00 2.490e+00 -0.601 0.548109
c(Industry)Apparel Retail:Covid_Net_Sentiment -3.237e+00 2.687e+00 -1.205 0.228257
c(Industry)Asset Management:Covid_Net_Sentiment 1.387e+00 2.090e+00 0.664 0.506960
c(Industry)Auto & Truck Dealerships:Covid_Net_Sentiment -6.463e+00 3.232e+00 -1.999 0.045578 *
c(Industry)Auto Manufacturers:Covid_Net_Sentiment -1.170e+00 6.466e+00 -0.181 0.856437
c(Industry)Auto Parts:Covid_Net_Sentiment 1.858e-01 2.104e+00 0.088 0.929651
c(Industry)Banks - Diversified:Covid_Net_Sentiment 6.893e-01 1.087e+01 0.063 0.949439
c(Industry)Banks - Regional:Covid_Net_Sentiment -3.183e-01 2.068e+00 -0.154 0.877682
c(Industry)Beverages - Brewers:Covid_Net_Sentiment 8.117e+00 6.521e+00 1.245 0.213222
c(Industry)Beverages - Non-Alcoholic:Covid_Net_Sentiment -8.904e-01 2.843e+00 -0.313 0.754165
c(Industry)Beverages - Wineries & Distilleries:Covid_Net_Sentiment 1.494e+00 9.758e+00 0.153 0.878316
c(Industry)Biotechnology:Covid_Net_Sentiment -3.762e-01 1.916e+00 -0.196 0.844358
c(Industry)Broadcasting:Covid_Net_Sentiment 4.166e+00 2.848e+00 1.463 0.143621
c(Industry)Building Materials:Covid_Net_Sentiment -1.809e+00 8.428e+00 -0.215 0.830020
c(Industry)Building Products & Equipment:Covid_Net_Sentiment -3.731e-01 2.741e+00 -0.136 0.891754
c(Industry)Business Equipment & Supplies:Covid_Net_Sentiment 1.660e+00 7.200e+00 0.231 0.817657
c(Industry)Capital Markets:Covid_Net_Sentiment 2.078e+00 4.209e+00 0.494 0.621619
c(Industry)Chemicals:Covid_Net_Sentiment 2.387e+00 2.545e+00 0.938 0.348322
c(Industry)Coking Coal:Covid_Net_Sentiment 3.572e+00 4.791e+00 0.746 0.455938
c(Industry)Communication Equipment:Covid_Net_Sentiment 5.076e-01 2.315e+00 0.219 0.826436
c(Industry)Computer Hardware:Covid_Net_Sentiment -2.188e+00 2.362e+00 -0.926 0.354270
c(Industry)Confectioners:Covid_Net_Sentiment 2.229e+00 7.036e+00 0.317 0.751415
c(Industry)Conglomerates:Covid_Net_Sentiment -1.015e+00 2.764e+00 -0.367 0.713384
c(Industry)Consulting Services:Covid_Net_Sentiment 6.793e-01 3.389e+00 0.200 0.841136
c(Industry)Consumer Electronics:Covid_Net_Sentiment 8.662e+00 3.977e+00 2.178 0.029417 *
c(Industry)Copper:Covid_Net_Sentiment -1.163e+00 7.512e+00 -0.155 0.876993
c(Industry)Credit Services:Covid_Net_Sentiment -1.006e-02 2.793e+00 -0.004 0.997126
c(Industry)Department Stores:Covid_Net_Sentiment -3.866e+00 6.277e+00 -0.616 0.537962
c(Industry)Diagnostics & Research:Covid_Net_Sentiment -3.529e-01 2.078e+00 -0.170 0.865167
c(Industry)Discount Stores:Covid_Net_Sentiment 1.647e+01 4.273e+00 3.854 0.000117 ***
c(Industry)Drug Manufacturers - General:Covid_Net_Sentiment -2.065e+00 3.018e+00 -0.684 0.493900
c(Industry)Drug Manufacturers - Specialty & Generic:Covid_Net_Sentiment -1.330e+00 2.025e+00 -0.657 0.511222
c(Industry)Education & Training Services:Covid_Net_Sentiment -2.951e-01 3.120e+00 -0.095 0.924637
c(Industry)Electrical Equipment & Parts:Covid_Net_Sentiment 1.530e+00 2.680e+00 0.571 0.568026
c(Industry)Electronic Components:Covid_Net_Sentiment -2.787e-01 2.200e+00 -0.127 0.899204
c(Industry)Electronic Gaming & Multimedia:Covid_Net_Sentiment 8.811e+00 2.047e+01 0.430 0.666840
c(Industry)Electronics & Computer Distribution:Covid_Net_Sentiment 3.557e+00 3.559e+00 0.999 0.317636
c(Industry)Engineering & Construction:Covid_Net_Sentiment -2.220e+00 2.411e+00 -0.921 0.357027
c(Industry)Entertainment:Covid_Net_Sentiment -7.747e-01 2.235e+00 -0.347 0.728890
c(Industry)Farm & Heavy Construction Machinery:Covid_Net_Sentiment -1.301e+00 2.620e+00 -0.497 0.619418
c(Industry)Farm Products:Covid_Net_Sentiment -1.060e+00 3.587e+00 -0.296 0.767552
c(Industry)Financial Conglomerates:Covid_Net_Sentiment 9.373e+00 7.793e+00 1.203 0.229067
c(Industry)Financial Data & Stock Exchanges:Covid_Net_Sentiment -1.572e+00 5.645e+00 -0.279 0.780590
c(Industry)Food Distribution:Covid_Net_Sentiment -8.323e-01 3.644e+00 -0.228 0.819343
c(Industry)Footwear & Accessories:Covid_Net_Sentiment -1.019e+00 3.097e+00 -0.329 0.742203
c(Industry)Furnishings, Fixtures & Appliances:Covid_Net_Sentiment -1.655e+00 2.519e+00 -0.657 0.511111
c(Industry)Gambling:Covid_Net_Sentiment 4.739e+00 4.149e+00 1.142 0.253412
c(Industry)Gold:Covid_Net_Sentiment 3.397e+00 4.935e+00 0.688 0.491337
c(Industry)Grocery Stores:Covid_Net_Sentiment -9.964e+00 4.374e+00 -2.278 0.022731 *
c(Industry)Health Information Services:Covid_Net_Sentiment -3.501e+00 2.545e+00 -1.375 0.169021
[ reached getOption("max.print") -- omitted 87 rows ]
---
Signif. codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1
Residual standard error: 10.22 on 12710 degrees of freedom
(13493 observations deleted due to missingness)
Multiple R-squared: 0.02619, Adjusted R-squared: 0.00428
F-statistic: 1.195 on 286 and 12710 DF, p-value: 0.01397
PercentChange_SharePrices_HierchicalIndustryCompany_RandomIndustryFirms <- glmer(
"Percent_Change_bt_DayBefore_y_DayAfter ~ Day_of_EarningsCall + Covid_Net_Sentiment + (1 | Industry/company_name)",
data = Closing_Share_Price_Across_Time,
family = gaussian)
Warning: calling glmer() with family=gaussian (identity link) as a shortcut to lmer() is deprecated; please call lmer() directly
summary(PercentChange_SharePrices_HierchicalIndustryCompany_RandomIndustryFirms)$coefficients
Estimate Std. Error t value
(Intercept) 18.7158492903 6.4175707691 2.916345
Day_of_EarningsCall -0.0009770757 0.0003436631 -2.843121
Covid_Net_Sentiment 0.6372895145 0.1584557245 4.021878
tidy(PercentChange_SharePrices_HierchicalIndustryCompany_RandomIndustryFirms)
PercentChange_SharePrices_HierchicalIndustryCompany <- glmer(
"Percent_Change_bt_DayBefore_y_DayAfter ~ Day_of_EarningsCall + Covid_Net_Sentiment + c(Industry) + Covid_Net_Sentiment:c(Industry) + (1 | company_name)",
data = Closing_Share_Price_Across_Time,
family = gaussian)
Warning: calling glmer() with family=gaussian (identity link) as a shortcut to lmer() is deprecated; please call lmer() directlyWarning: Some predictor variables are on very different scales: consider rescaling
summary(PercentChange_SharePrices_HierchicalIndustryCompany)$coefficients
Estimate Std. Error t value
(Intercept) 1.758046e+01 6.625867094 2.653306410
Day_of_EarningsCall -9.800461e-04 0.000348401 -2.812983455
Covid_Net_Sentiment 6.730451e-01 1.832899079 0.367202492
c(Industry)Aerospace & Defense 4.014035e-01 1.521555957 0.263811166
c(Industry)Agricultural Inputs 1.799757e+00 2.261469562 0.795834992
c(Industry)Airlines 7.276569e-01 1.900600206 0.382856350
c(Industry)Airports & Air Services -2.504913e+00 6.217304067 -0.402893747
c(Industry)Aluminum -1.322956e+00 3.704025799 -0.357167093
c(Industry)Apparel Manufacturing 8.473621e-01 1.653204537 0.512557350
c(Industry)Apparel Retail 2.473756e+00 1.579613316 1.566051885
c(Industry)Asset Management 2.565199e+00 1.385851176 1.850991421
c(Industry)Auto & Truck Dealerships 5.180180e-01 1.767051357 0.293153927
c(Industry)Auto Manufacturers -8.182258e-01 2.539094648 -0.322250993
c(Industry)Auto Parts 2.592501e+00 1.571106907 1.650111181
c(Industry)Banks - Diversified -1.393950e+00 2.879634890 -0.484071930
c(Industry)Banks - Regional 2.005704e+00 1.331340223 1.506530344
c(Industry)Beverages - Brewers 3.339878e+00 3.238989505 1.031148289
c(Industry)Beverages - Non-Alcoholic -1.646522e+00 2.038935402 -0.807540241
c(Industry)Beverages - Wineries & Distilleries -2.512374e+00 4.542811235 -0.553043816
c(Industry)Biotechnology 1.641535e-01 1.297467614 0.126518378
c(Industry)Broadcasting 4.010495e+00 1.843664280 2.175285048
c(Industry)Building Materials 1.126389e+00 3.038738591 0.370676507
c(Industry)Building Products & Equipment 1.618887e+00 1.591629037 1.017125596
c(Industry)Business Equipment & Supplies -2.420131e+00 3.812969984 -0.634710338
c(Industry)Capital Markets 1.087621e+00 1.957183751 0.555706898
c(Industry)Chemicals 3.063757e+00 2.183579837 1.403089197
c(Industry)Coking Coal 2.627756e+00 2.720550088 0.965891434
c(Industry)Communication Equipment 4.175847e-01 1.516043834 0.275443672
c(Industry)Computer Hardware 1.975636e+00 1.678830510 1.176792807
c(Industry)Confectioners 9.889714e-01 3.339121345 0.296177144
c(Industry)Conglomerates 8.628029e-01 1.802040200 0.478792266
c(Industry)Consulting Services 2.062571e+00 1.925869733 1.070981825
c(Industry)Consumer Electronics 1.437756e+00 2.422991309 0.593380379
c(Industry)Copper -1.328440e-01 3.367950591 -0.039443577
c(Industry)Credit Services 5.002767e+00 1.667709739 2.999783099
c(Industry)Department Stores -8.589069e-01 2.862309158 -0.300074833
c(Industry)Diagnostics & Research 6.187226e-01 1.418632656 0.436140108
c(Industry)Discount Stores -7.152165e-01 1.945870291 -0.367556115
c(Industry)Drug Manufacturers - General 4.633101e-01 1.862458001 0.248762726
c(Industry)Drug Manufacturers - Specialty & Generic -2.969419e-01 1.439570383 -0.206271179
c(Industry)Education & Training Services 2.303917e+00 1.837814840 1.253617541
c(Industry)Electrical Equipment & Parts -1.276950e+00 1.754862750 -0.727663994
c(Industry)Electronic Components 1.737190e+00 1.582498439 1.097751664
c(Industry)Electronic Gaming & Multimedia 5.926921e+00 3.552823493 1.668228438
c(Industry)Electronics & Computer Distribution 3.582965e+00 2.379073178 1.506033834
c(Industry)Engineering & Construction 1.004377e+00 1.543569102 0.650684743
c(Industry)Entertainment 1.360170e+00 1.665692405 0.816579114
c(Industry)Farm & Heavy Construction Machinery 9.954831e-01 1.727600081 0.576223130
c(Industry)Farm Products -2.026606e+00 2.067045711 -0.980435830
c(Industry)Financial Conglomerates 4.293884e+00 3.453564481 1.243319496
c(Industry)Financial Data & Stock Exchanges -2.169261e-02 2.065962710 -0.010500002
c(Industry)Food Distribution 2.322261e-01 1.981577998 0.117192506
c(Industry)Footwear & Accessories 8.804834e-01 1.871036789 0.470585806
c(Industry)Furnishings, Fixtures & Appliances 1.569357e-01 1.675349771 0.093673385
c(Industry)Gambling 4.096376e+00 2.152759341 1.902849192
c(Industry)Gold 1.351014e+00 2.370597613 0.569904334
c(Industry)Grocery Stores 2.332710e+00 2.240915630 1.040963101
c(Industry)Health Information Services -9.135276e-01 1.567102135 -0.582940668
c(Industry)Healthcare Plans 8.520227e-01 1.962999794 0.434041173
c(Industry)Home Improvement Retail 1.261975e+00 2.430760726 0.519168768
c(Industry)Household & Personal Products 2.256074e+00 1.654266003 1.363791300
c(Industry)Industrial Distribution 1.517079e+00 1.743618105 0.870075138
c(Industry)Information Technology Services 2.815509e+00 1.515859110 1.857368233
c(Industry)Infrastructure Operations 1.793778e+00 5.847628574 0.306753014
c(Industry)Insurance - Diversified 4.137003e+00 3.079736859 1.343297542
c(Industry)Insurance - Life 1.287037e-01 1.990913232 0.064645573
c(Industry)Insurance - Property & Casualty 1.786605e+00 1.633718942 1.093581574
c(Industry)Insurance - Reinsurance -4.836735e+00 9.184809460 -0.526601549
c(Industry)Insurance - Specialty -1.569646e-01 2.052053456 -0.076491471
c(Industry)Insurance Brokers -3.352990e+00 2.318471936 -1.446206927
c(Industry)Integrated Freight & Logistics 2.111994e+00 1.904716726 1.108823397
c(Industry)Internet Content & Information 3.972146e+00 1.666581985 2.383408821
c(Industry)Internet Retail 1.525443e+00 2.029539337 0.751620377
c(Industry)Leisure 2.325709e+00 1.793184767 1.296971382
c(Industry)Lodging 1.469279e+00 2.251098574 0.652694276
c(Industry)Lumber & Wood Production 2.184764e+00 2.966709831 0.736426524
c(Industry)Luxury Goods -1.313065e+00 2.785561972 -0.471382344
c(Industry)Marine Shipping 6.600650e-01 3.051375499 0.216317215
c(Industry)Medical Care Facilities 1.733878e+00 1.502739701 1.153811284
c(Industry)Medical Devices 1.840840e-01 1.327586285 0.138660652
c(Industry)Medical Distribution -4.145018e-02 2.011891930 -0.020602587
c(Industry)Medical Instruments & Supplies 7.169607e-01 1.438112539 0.498542868
c(Industry)Metal Fabrication 5.227420e-03 1.977700812 0.002643180
c(Industry)Mortgage Finance 1.995113e+00 2.551640178 0.781894322
c(Industry)Oil & Gas Drilling 1.064306e+00 4.330356726 0.245777950
c(Industry)Oil & Gas E&P 1.481087e+00 1.701843684 0.870283779
c(Industry)Oil & Gas Equipment & Services 8.236237e-02 1.578589220 0.052174667
c(Industry)Oil & Gas Integrated 1.015331e+00 3.223949591 0.314934010
c(Industry)Oil & Gas Midstream 9.837581e-01 1.824686917 0.539138000
c(Industry)Oil & Gas Refining & Marketing 2.359944e+00 1.960294868 1.203872009
c(Industry)Other Industrial Metals & Mining -1.200309e+00 4.279074911 -0.280506572
c(Industry)Other Precious Metals & Mining 4.147219e+00 4.222394794 0.982195982
c(Industry)Packaged Foods 5.049416e-01 1.459306544 0.346014762
c(Industry)Packaging & Containers 1.391949e+00 1.694980541 0.821218432
c(Industry)Paper & Paper Products -1.317596e+01 9.379615870 -1.404743663
c(Industry)Personal Services 1.584547e+00 2.106585114 0.752187603
c(Industry)Pharmaceutical Retailers -1.526446e+00 3.665982207 -0.416381261
c(Industry)Pollution & Treatment Controls 1.280887e+00 2.641196109 0.484964924
c(Industry)Publishing 1.673696e+00 2.648302358 0.631988332
c(Industry)Railroads 1.687393e+00 2.193663417 0.769212209
c(Industry)Real Estate - Development 4.408229e+00 4.455231988 0.989449892
c(Industry)Real Estate - Diversified 1.533784e+00 4.692265964 0.326874980
c(Industry)Real Estate Services 2.903055e+00 1.879561569 1.544538182
c(Industry)Recreational Vehicles 5.876084e-01 2.199158187 0.267196982
c(Industry)REIT - Diversified 4.082210e-02 1.973855601 0.020681399
c(Industry)REIT - Healthcare Facilities 1.587189e+00 1.763720160 0.899909597
c(Industry)REIT - Hotel & Motel 1.015119e+00 1.702309531 0.596318619
c(Industry)REIT - Industrial 6.318949e-01 1.969761540 0.320797653
c(Industry)REIT - Mortgage 8.230996e-01 1.526027721 0.539373982
c(Industry)REIT - Office 8.976172e-01 1.755231729 0.511395247
c(Industry)REIT - Residential 1.811620e+00 1.721425923 1.052394861
c(Industry)REIT - Retail 1.749799e+00 1.666812830 1.049787574
c(Industry)REIT - Specialty 1.081663e+00 1.701331899 0.635773991
c(Industry)Rental & Leasing Services 6.348375e-01 1.878072318 0.338026095
c(Industry)Residential Construction 2.942452e+00 1.883368234 1.562334842
c(Industry)Resorts & Casinos 2.068704e+00 1.782823955 1.160352328
c(Industry)Restaurants 2.935261e+00 1.482304559 1.980201326
c(Industry)Scientific & Technical Instruments 2.479428e-01 1.659050443 0.149448607
c(Industry)Security & Protection Services -2.006381e+00 2.048379272 -0.979496711
c(Industry)Semiconductor Equipment & Materials 1.335566e+00 1.607267781 0.830954322
c(Industry)Semiconductors 3.599592e+00 1.492435371 2.411891480
c(Industry)Software - Application 1.401377e-01 1.325367471 0.105734999
c(Industry)Software - Infrastructure 8.429222e-01 1.373823152 0.613559482
c(Industry)Solar 4.097288e+00 2.531727905 1.618375944
c(Industry)Specialty Business Services -1.115749e-01 1.701409239 -0.065577937
c(Industry)Specialty Chemicals 1.951692e-01 1.473170925 0.132482354
c(Industry)Specialty Industrial Machinery 1.429236e+00 1.432272056 0.997879970
c(Industry)Specialty Retail 2.837867e+00 1.574679261 1.802187390
c(Industry)Staffing & Employment Services 3.082918e+00 1.822645372 1.691452272
c(Industry)Steel 2.494005e+00 2.165425612 1.151739038
c(Industry)Telecom Services 1.085975e+00 1.698681886 0.639304593
c(Industry)Textile Manufacturing -2.998352e+00 2.592632028 -1.156489780
c(Industry)Thermal Coal 9.744526e-01 2.490920302 0.391201841
c(Industry)Tobacco 1.864191e+00 2.367925362 0.787267648
c(Industry)Tools & Accessories 1.049446e-01 1.996818240 0.052555889
c(Industry)Travel Services 1.141134e+00 1.921860117 0.593765612
c(Industry)Trucking 2.454764e+00 2.496996667 0.983086614
c(Industry)Uranium -6.717616e+00 4.482010858 -1.498795011
c(Industry)Utilities - Diversified 1.054351e+00 2.689398098 0.392039893
c(Industry)Utilities - Independent Power Producers 2.702951e+00 4.861242822 0.556020652
c(Industry)Utilities - Regulated Electric 1.136958e+00 1.548612610 0.734178137
c(Industry)Utilities - Regulated Gas 2.036236e+00 2.030070549 1.003036913
c(Industry)Utilities - Regulated Water 2.263362e+00 2.709189855 0.835438557
c(Industry)Utilities - Renewable 1.822063e+00 4.824644131 0.377657567
c(Industry)Waste Management 7.476022e-01 1.996314438 0.374491184
Covid_Net_Sentiment:c(Industry)Aerospace & Defense 2.249960e-01 2.255455648 0.099756319
Covid_Net_Sentiment:c(Industry)Agricultural Inputs 1.587207e+00 4.566049504 0.347610449
Covid_Net_Sentiment:c(Industry)Airlines 3.281177e+00 4.201919798 0.780875730
Covid_Net_Sentiment:c(Industry)Airports & Air Services 2.314650e+01 20.269653370 1.141928779
Covid_Net_Sentiment:c(Industry)Aluminum 1.215912e-01 4.352172809 0.027938038
Covid_Net_Sentiment:c(Industry)Apparel Manufacturing -1.511267e+00 2.507995951 -0.602579523
Covid_Net_Sentiment:c(Industry)Apparel Retail -3.168165e+00 2.690898532 -1.177363097
Covid_Net_Sentiment:c(Industry)Asset Management 1.391973e+00 2.101423140 0.662395605
Covid_Net_Sentiment:c(Industry)Auto & Truck Dealerships -6.704356e+00 3.246173533 -2.065310527
Covid_Net_Sentiment:c(Industry)Auto Manufacturers -1.403286e+00 6.442710525 -0.217809926
Covid_Net_Sentiment:c(Industry)Auto Parts 9.432601e-02 2.116812092 0.044560409
Covid_Net_Sentiment:c(Industry)Banks - Diversified 8.178290e-01 10.865189169 0.075270570
Covid_Net_Sentiment:c(Industry)Banks - Regional -2.807494e-01 2.080554435 -0.134939685
Covid_Net_Sentiment:c(Industry)Beverages - Brewers 8.201785e+00 6.453090579 1.270985623
Covid_Net_Sentiment:c(Industry)Beverages - Non-Alcoholic -7.983468e-01 2.851586739 -0.279965798
Covid_Net_Sentiment:c(Industry)Beverages - Wineries & Distilleries 1.810885e+00 9.843556842 0.183966482
Covid_Net_Sentiment:c(Industry)Biotechnology -3.617276e-01 1.928060945 -0.187612101
Covid_Net_Sentiment:c(Industry)Broadcasting 4.099675e+00 2.863501536 1.431699880
Covid_Net_Sentiment:c(Industry)Building Materials -1.704279e+00 8.564125591 -0.199002068
Covid_Net_Sentiment:c(Industry)Building Products & Equipment -4.130316e-01 2.756023854 -0.149865039
Covid_Net_Sentiment:c(Industry)Business Equipment & Supplies 1.695388e+00 7.128085953 0.237846118
Covid_Net_Sentiment:c(Industry)Capital Markets 2.168362e+00 4.191912288 0.517272867
Covid_Net_Sentiment:c(Industry)Chemicals 2.570399e+00 2.575697373 0.997942986
Covid_Net_Sentiment:c(Industry)Coking Coal 3.538798e+00 4.763290560 0.742931440
Covid_Net_Sentiment:c(Industry)Communication Equipment 3.174347e-01 2.334151038 0.135995784
Covid_Net_Sentiment:c(Industry)Computer Hardware -2.195431e+00 2.388815092 -0.919045820
Covid_Net_Sentiment:c(Industry)Confectioners 2.225180e+00 6.980289128 0.318780526
Covid_Net_Sentiment:c(Industry)Conglomerates -1.036067e+00 2.773560527 -0.373551346
Covid_Net_Sentiment:c(Industry)Consulting Services 6.575267e-01 3.385840136 0.194198982
Covid_Net_Sentiment:c(Industry)Consumer Electronics 8.799205e+00 4.049925006 2.172683436
Covid_Net_Sentiment:c(Industry)Copper -1.220094e+00 7.501498640 -0.162646752
Covid_Net_Sentiment:c(Industry)Credit Services 5.176593e-02 2.815339858 0.018387099
Covid_Net_Sentiment:c(Industry)Department Stores -3.830144e+00 6.266433195 -0.611216011
Covid_Net_Sentiment:c(Industry)Diagnostics & Research -3.616522e-01 2.090934530 -0.172962002
Covid_Net_Sentiment:c(Industry)Discount Stores 1.669645e+01 4.288451673 3.893351365
Covid_Net_Sentiment:c(Industry)Drug Manufacturers - General -1.994153e+00 3.058350924 -0.652035262
Covid_Net_Sentiment:c(Industry)Drug Manufacturers - Specialty & Generic -1.184352e+00 2.043620561 -0.579535980
Covid_Net_Sentiment:c(Industry)Education & Training Services -4.752549e-01 3.118842140 -0.152381845
Covid_Net_Sentiment:c(Industry)Electrical Equipment & Parts 1.474040e+00 2.697950168 0.546355658
Covid_Net_Sentiment:c(Industry)Electronic Components -3.589145e-01 2.208097269 -0.162544715
Covid_Net_Sentiment:c(Industry)Electronic Gaming & Multimedia 9.186075e+00 20.441372817 0.449386396
Covid_Net_Sentiment:c(Industry)Electronics & Computer Distribution 3.572376e+00 3.550540856 1.006149916
Covid_Net_Sentiment:c(Industry)Engineering & Construction -2.096120e+00 2.424397394 -0.864594047
Covid_Net_Sentiment:c(Industry)Entertainment -8.739010e-01 2.263624454 -0.386062701
Covid_Net_Sentiment:c(Industry)Farm & Heavy Construction Machinery -1.166837e+00 2.641164376 -0.441789038
Covid_Net_Sentiment:c(Industry)Farm Products -1.271386e+00 3.623601369 -0.350862581
Covid_Net_Sentiment:c(Industry)Financial Conglomerates 9.405433e+00 7.887182637 1.192495936
Covid_Net_Sentiment:c(Industry)Financial Data & Stock Exchanges -1.560431e+00 5.623550283 -0.277481534
Covid_Net_Sentiment:c(Industry)Food Distribution -1.062036e+00 3.653784582 -0.290667474
Covid_Net_Sentiment:c(Industry)Footwear & Accessories -9.369179e-01 3.122828686 -0.300022192
Covid_Net_Sentiment:c(Industry)Furnishings, Fixtures & Appliances -1.770374e+00 2.532173015 -0.699152203
Covid_Net_Sentiment:c(Industry)Gambling 4.418874e+00 4.197412396 1.052761448
Covid_Net_Sentiment:c(Industry)Gold 3.294549e+00 4.953705152 0.665067555
Covid_Net_Sentiment:c(Industry)Grocery Stores -9.812102e+00 4.445858491 -2.207020761
Covid_Net_Sentiment:c(Industry)Health Information Services -3.615375e+00 2.556147581 -1.414384228
Covid_Net_Sentiment:c(Industry)Healthcare Plans 1.055711e+00 3.208089090 0.329077728
Covid_Net_Sentiment:c(Industry)Home Improvement Retail 2.876602e-01 2.917525605 0.098597302
Covid_Net_Sentiment:c(Industry)Household & Personal Products -2.571043e-01 2.467745398 -0.104185904
Covid_Net_Sentiment:c(Industry)Industrial Distribution -6.504665e+00 3.069978292 -2.118798316
Covid_Net_Sentiment:c(Industry)Information Technology Services 1.914689e+00 2.596505535 0.737410049
Covid_Net_Sentiment:c(Industry)Infrastructure Operations -9.580230e-01 8.462993707 -0.113201428
Covid_Net_Sentiment:c(Industry)Insurance - Diversified 3.607267e+00 4.508845606 0.800042190
Covid_Net_Sentiment:c(Industry)Insurance - Life -7.179805e-01 2.167037507 -0.331318923
Covid_Net_Sentiment:c(Industry)Insurance - Property & Casualty 6.101071e-01 2.072575746 0.294371424
Covid_Net_Sentiment:c(Industry)Insurance - Reinsurance -4.645061e+00 4.634900699 -1.002192066
Covid_Net_Sentiment:c(Industry)Insurance - Specialty 1.175235e+00 2.396951091 0.490304152
Covid_Net_Sentiment:c(Industry)Insurance Brokers -1.642127e+00 3.513567591 -0.467367350
Covid_Net_Sentiment:c(Industry)Integrated Freight & Logistics 7.406238e+00 3.590549564 2.062703195
Covid_Net_Sentiment:c(Industry)Internet Content & Information 1.316908e+00 3.252674345 0.404869348
Covid_Net_Sentiment:c(Industry)Internet Retail -2.192115e+00 3.627703389 -0.604270656
Covid_Net_Sentiment:c(Industry)Leisure 1.779187e+00 3.213228395 0.553706970
Covid_Net_Sentiment:c(Industry)Lodging -6.880975e+00 3.846288834 -1.788990652
Covid_Net_Sentiment:c(Industry)Lumber & Wood Production -3.182608e+00 5.322750600 -0.597925524
Covid_Net_Sentiment:c(Industry)Luxury Goods -1.460737e-01 4.744134513 -0.030790386
Covid_Net_Sentiment:c(Industry)Marine Shipping -2.179984e+00 3.866563011 -0.563804163
Covid_Net_Sentiment:c(Industry)Medical Care Facilities 6.076122e-01 2.042980819 0.297414560
Covid_Net_Sentiment:c(Industry)Medical Devices 5.931543e-01 1.928487229 0.307574901
Covid_Net_Sentiment:c(Industry)Medical Distribution -8.670696e-01 3.372404142 -0.257107251
Covid_Net_Sentiment:c(Industry)Medical Instruments & Supplies 1.138836e-02 2.078088682 0.005480211
Covid_Net_Sentiment:c(Industry)Metal Fabrication 4.301980e-01 2.599659564 0.165482448
Covid_Net_Sentiment:c(Industry)Mortgage Finance 1.280882e-01 3.380304190 0.037892508
Covid_Net_Sentiment:c(Industry)Oil & Gas Drilling -1.588058e+00 5.359184672 -0.296324546
Covid_Net_Sentiment:c(Industry)Oil & Gas E&P -1.205523e+00 3.289874972 -0.366434436
Covid_Net_Sentiment:c(Industry)Oil & Gas Equipment & Services -6.985038e-01 2.176898187 -0.320871159
Covid_Net_Sentiment:c(Industry)Oil & Gas Integrated 3.050719e+00 6.414639609 0.475586959
Covid_Net_Sentiment:c(Industry)Oil & Gas Midstream -8.659667e-01 2.868287352 -0.301910726
Covid_Net_Sentiment:c(Industry)Oil & Gas Refining & Marketing 1.139720e+00 3.375929258 0.337601920
Covid_Net_Sentiment:c(Industry)Other Industrial Metals & Mining -4.244117e+00 8.093475375 -0.524387469
Covid_Net_Sentiment:c(Industry)Other Precious Metals & Mining -9.699755e-01 11.034633371 -0.087902829
Covid_Net_Sentiment:c(Industry)Packaged Foods 1.813364e+00 2.238537633 0.810066259
Covid_Net_Sentiment:c(Industry)Packaging & Containers -1.049309e+00 3.710007542 -0.282831978
Covid_Net_Sentiment:c(Industry)Paper & Paper Products -1.298878e+01 18.253872387 -0.711563151
Covid_Net_Sentiment:c(Industry)Personal Services 1.794439e-02 3.414855024 0.005254801
Covid_Net_Sentiment:c(Industry)Pharmaceutical Retailers -2.348372e+00 4.484986250 -0.523607509
Covid_Net_Sentiment:c(Industry)Pollution & Treatment Controls -2.174834e+00 4.634232052 -0.469297678
Covid_Net_Sentiment:c(Industry)Publishing 3.546951e-02 2.788906292 0.012718071
Covid_Net_Sentiment:c(Industry)Railroads 4.763438e-01 4.779093341 0.099672413
Covid_Net_Sentiment:c(Industry)Real Estate - Development 1.793463e+00 8.484753196 0.211374754
Covid_Net_Sentiment:c(Industry)Real Estate - Diversified 2.278972e+00 6.956753013 0.327591277
Covid_Net_Sentiment:c(Industry)Real Estate Services -3.051954e-01 3.461950755 -0.088157063
Covid_Net_Sentiment:c(Industry)Recreational Vehicles -2.137941e+00 3.611288527 -0.592016201
Covid_Net_Sentiment:c(Industry)REIT - Diversified 1.089989e+00 3.725748075 0.292555876
Covid_Net_Sentiment:c(Industry)REIT - Healthcare Facilities 9.126905e-01 3.015608058 0.302655559
Covid_Net_Sentiment:c(Industry)REIT - Hotel & Motel 5.227063e+00 3.308035033 1.580111112
Covid_Net_Sentiment:c(Industry)REIT - Industrial -1.312374e+00 4.608296284 -0.284785097
Covid_Net_Sentiment:c(Industry)REIT - Mortgage -2.668995e-01 2.249954321 -0.118624417
Covid_Net_Sentiment:c(Industry)REIT - Office 3.295578e+00 3.586762093 0.918816961
Covid_Net_Sentiment:c(Industry)REIT - Residential 4.562893e-01 3.824735130 0.119299592
Covid_Net_Sentiment:c(Industry)REIT - Retail -1.950864e+00 3.018907730 -0.646215150
Covid_Net_Sentiment:c(Industry)REIT - Specialty 2.414494e-01 2.817387354 0.085699738
Covid_Net_Sentiment:c(Industry)Rental & Leasing Services -6.819769e-02 3.066427204 -0.022240114
Covid_Net_Sentiment:c(Industry)Residential Construction -1.493463e+00 2.525323895 -0.591394580
Covid_Net_Sentiment:c(Industry)Resorts & Casinos 2.682275e-01 3.156253121 0.084982886
Covid_Net_Sentiment:c(Industry)Restaurants 1.103685e+00 2.462681312 0.448164052
Covid_Net_Sentiment:c(Industry)Scientific & Technical Instruments -8.930211e-01 2.669827484 -0.334486452
Covid_Net_Sentiment:c(Industry)Security & Protection Services -2.417618e+00 3.296051029 -0.733489104
Covid_Net_Sentiment:c(Industry)Semiconductor Equipment & Materials 1.672451e-01 2.751597452 0.060781092
Covid_Net_Sentiment:c(Industry)Semiconductors 3.329344e+00 2.551270702 1.304974875
Covid_Net_Sentiment:c(Industry)Software - Application -1.293329e+00 2.083151219 -0.620851993
Covid_Net_Sentiment:c(Industry)Software - Infrastructure 2.194099e+00 2.259347966 0.971120396
Covid_Net_Sentiment:c(Industry)Solar 4.252478e+00 8.345379223 0.509560758
Covid_Net_Sentiment:c(Industry)Specialty Business Services 2.067027e+00 2.595668810 0.796336827
Covid_Net_Sentiment:c(Industry)Specialty Chemicals -6.027754e-01 2.274827272 -0.264976352
Covid_Net_Sentiment:c(Industry)Specialty Industrial Machinery 7.906340e-02 2.168829369 0.036454412
Covid_Net_Sentiment:c(Industry)Specialty Retail 2.337874e+00 2.530985358 0.923701195
Covid_Net_Sentiment:c(Industry)Staffing & Employment Services 2.292581e-01 2.544921568 0.090084543
Covid_Net_Sentiment:c(Industry)Steel -1.104290e-01 3.802364659 -0.029042197
Covid_Net_Sentiment:c(Industry)Telecom Services 1.610748e+00 2.713885236 0.593521057
Covid_Net_Sentiment:c(Industry)Textile Manufacturing -6.660876e-01 3.064159274 -0.217380215
Covid_Net_Sentiment:c(Industry)Thermal Coal -7.264390e-01 2.922485962 -0.248568875
Covid_Net_Sentiment:c(Industry)Tobacco -4.891306e+00 3.044594739 -1.606554130
Covid_Net_Sentiment:c(Industry)Tools & Accessories -1.402631e+00 3.002927238 -0.467087757
Covid_Net_Sentiment:c(Industry)Travel Services 1.125014e+00 4.148922592 0.271157992
Covid_Net_Sentiment:c(Industry)Trucking 5.117776e+00 9.144494914 0.559656531
Covid_Net_Sentiment:c(Industry)Uranium -2.240189e-01 5.193125443 -0.043137581
Covid_Net_Sentiment:c(Industry)Utilities - Diversified 7.486505e-01 2.705370115 0.276727556
Covid_Net_Sentiment:c(Industry)Utilities - Independent Power Producers 2.645751e+00 7.278270400 0.363513688
Covid_Net_Sentiment:c(Industry)Utilities - Regulated Electric 1.760053e-01 2.588913943 0.067984214
Covid_Net_Sentiment:c(Industry)Utilities - Regulated Gas 3.694476e-01 2.982910628 0.123854749
Covid_Net_Sentiment:c(Industry)Utilities - Regulated Water 1.038187e+00 3.749103298 0.276916082
Covid_Net_Sentiment:c(Industry)Utilities - Renewable -2.015999e-01 4.532404609 -0.044479676
Covid_Net_Sentiment:c(Industry)Waste Management -1.659572e+00 3.251526666 -0.510397927
saveRDS(PercentChange_SharePrices_HierchicalIndustryCompany, file = "../data/MixedEffects_HierarchicalModel.RDS")
summary(PercentChange_SharePrices_HierchicalIndustryCompany)$coefficientsp[,4]
NULL
tidy(PercentChange_SharePrices_HierchicalIndustryCompany)
FixedEffects_IndustryCoefficients <- tidy(PercentChange_SharePrices_HierchicalIndustryCompany) |>
filter(effect == "fixed") # |>
# select(term, p.value)
FixedEffects_IndustryCoefficients
TopIndustries <- FixedEffects_IndustryCoefficients |>
filter(estimate > std.error) |>
filter(statistic > 1.96)
TopIndustries
BottomIndustries <- FixedEffects_IndustryCoefficients |>
filter(estimate < -std.error) |>
filter(statistic < -1.96)
BottomIndustries
tidy(PercentChange_SharePrices_HierchicalIndustryCompany, conf.int = TRUE) |>
filter(effect == "fixed") |>
ggplot(aes(x=reorder(term, estimate), y = estimate)) +
geom_point() +
geom_errorbar(aes(ymin = conf.low, ymax = conf.high, width = 0.05)) +
labs(x = "Industries") +
labs(y = "% Change in Share Price as A Function of Net COVID Sentiment") +
coord_flip()
Closing_Share_Price_Across_Time_DropNA <- Closing_Share_Price_Across_Time |> drop_na(`Percent_Change_bt_DayBefore_y_DayAfter`, `Industry`, `Day_of_EarningsCall`, `company_name`, `Covid_Net_Sentiment`)
Closing_Share_Price_Across_Time_DropNA
tibble(resid=resid(PercentChange_SharePrices_HierchicalIndustryCompany), date = Closing_Share_Price_Across_Time_DropNA$Day_of_EarningsCall) |>
filter(date > "2019-01-01") |>
ggplot(aes(x=date, y = resid)) +
geom_point(alpha = 0.2) +
geom_smooth() +
ylim(-25, 25)
# stat_poly_eq(use_label(c("eq", "adj.R2", "f", "p", "n")), vstep = 22, size=3.8)
BarGraph_TopIndustries <- ggplot(data=TopIndustries, aes(x=reorder(term, estimate), y=estimate)) +
geom_bar(stat="identity", fill="steelblue") +
coord_flip() +
theme_minimal() +
labs(x = "Industries") +
labs(y = "% Change in Stock Price as A Function of Net COVID Sentiment") +
labs(title = "Notable Industries Whose Share Prices Outperformed", subtitle = "Mixed-Effect Linear Regression Analysis of How Percentage Change in Share Price Correlates with Net COVID-Related Sentiment")
BarGraph_TopIndustries
BarGraph_BottomIndustries <- ggplot(data=BottomIndustries, aes(x=reorder(term, -estimate), y=estimate)) +
geom_bar(stat="identity", fill="steelblue") +
coord_flip() +
theme_minimal() +
labs(x = "Industries") +
labs(y = "% Change in Stock Price as A Function of Net COVID Sentiment") +
labs(title = "Notable Industries Whose Share Prices Underperformed", subtitle = "Mixed-Effect Linear Regression Analysis of How Percentage Change in Share Price Correlates with Net COVID-Related Sentiment")
BarGraph_BottomIndustries
NA
tidy(PercentChange_SharePrices_HierchicalIndustryCompany, effects = "ran_vals", conf.int=TRUE)
Random_Effect_Coeff_Desc <- tidy(PercentChange_SharePrices_HierchicalIndustryCompany, effects = "ran_vals", conf.int=TRUE) |> arrange(desc(estimate))
Random_Effect_Coeff_Desc
Company_Industry <- Closing_Share_Price_Across_Time |>
select(company_name, Industry) |>
unique()
Company_Industry
Firm_Industry_Random_Effect_Coeff_Desc <- Random_Effect_Coeff_Desc |>
inner_join(Company_Industry, by = join_by(level == company_name))
Firm_Industry_Random_Effect_Coeff_Desc
Let’s look at stock performance of firms within industries whose share price changes were less impacted by Net COVID Sentiment.
Grocery_Stores <- ggplot(data=Firm_Industry_Random_Effect_Coeff_Desc |> filter(Industry == "Grocery Stores"), aes(x=reorder(level, estimate), y=estimate)) +
geom_bar(stat="identity", fill="steelblue") +
coord_flip() +
theme_minimal() +
labs(x = "Companies") +
labs(y = "Additional % of Change in Stock Price from Industry Average") +
labs(title = "Changes in Stock Prices of Grocery Stores with Respect to Industry", subtitle = "Mixed-Effect Linear Regression Analysis of How Percentage Change in Share Price Correlates with Net COVID-Related Sentiment")
Grocery_Stores
Auto_n_Truck_Dealerships <- ggplot(data=Firm_Industry_Random_Effect_Coeff_Desc |> filter(Industry == "Auto & Truck Dealerships"), aes(x=reorder(level, estimate), y=estimate)) +
geom_bar(stat="identity", fill="steelblue") +
coord_flip() +
theme_minimal() +
labs(x = "Companies") +
labs(y = "Additional % of Change in Stock Price from Industry Average") +
labs(title = "Changes in Stock Prices of Auto/Truck Dealership Firms with Respect to Industry", subtitle = "Mixed-Effect Linear Regression Analysis of How Percentage Change in Share Price Correlates with Net COVID-Related Sentiment")
Auto_n_Truck_Dealerships
Industrial_Distribution <- ggplot(data=Firm_Industry_Random_Effect_Coeff_Desc |> filter(Industry == "Industrial Distribution"), aes(x=reorder(level, estimate), y=estimate)) +
geom_bar(stat="identity", fill="steelblue") +
coord_flip() +
theme_minimal() +
labs(x = "Companies") +
labs(y = "Additional % of Change in Stock Price from Industry Average") +
labs(title = "Changes in Stock Prices of Industrial Distribution Firms with Respect to Industry", subtitle = "Mixed-Effect Linear Regression Analysis of How Percentage Change in Share Price Correlates with Net COVID-Related Sentiment")
Industrial_Distribution
Then, let’s look at stock performance of firms within industries whose share price changes were more impacted by Net COVID Sentiment.
Discount_Stores <- ggplot(data=Firm_Industry_Random_Effect_Coeff_Desc |> filter(Industry == "Discount Stores"), aes(x=reorder(level, estimate), y=estimate)) +
geom_bar(stat="identity", fill="steelblue") +
coord_flip() +
theme_minimal() +
labs(x = "Companies") +
labs(y = "Additional % of Change in Stock Price from Industry Average") +
labs(title = "Changes in Stock Prices of Discount Stores with Respect to Industry", subtitle = "Mixed-Effect Linear Regression Analysis of How Percentage Change in Share Price Correlates with Net COVID-Related Sentiment")
Discount_Stores
Consumer_Electronics <- ggplot(data=Firm_Industry_Random_Effect_Coeff_Desc |> filter(Industry == "Consumer Electronics"), aes(x=reorder(level, estimate), y=estimate)) +
geom_bar(stat="identity", fill="steelblue") +
coord_flip() +
theme_minimal() +
labs(x = "Companies") +
labs(y = "Additional % of Change in Stock Price from Industry Average") +
labs(title = "Changes in Stock Prices of Consumer Electronics Firms with Respect to Industry", subtitle = "Mixed-Effect Linear Regression Analysis of How Percentage Change in Share Price Correlates with Net COVID-Related Sentiment")
Consumer_Electronics
Integrated_Freight_n_Logistics <- ggplot(data=Firm_Industry_Random_Effect_Coeff_Desc |> filter(Industry == "Integrated Freight & Logistics"), aes(x=reorder(level, estimate), y=estimate)) +
geom_bar(stat="identity", fill="steelblue") +
coord_flip() +
theme_minimal() +
labs(x = "Companies") +
labs(y = "Additional % of Change in Stock Price from Industry Average") +
labs(title = "Changes in Stock Prices of Integrated Freight & Logistics Firms with Respect to Industry", subtitle = "Mixed-Effect Linear Regression Analysis of How Percentage Change in Share Price Correlates with Net COVID-Related Sentiment")
Integrated_Freight_n_Logistics
Next, let’s look into notable industries whose share prices outperformed those in other industries:
Advertising_Agencies <- ggplot(data=Firm_Industry_Random_Effect_Coeff_Desc |> filter(Industry == "Advertising Agencies"), aes(x=reorder(level, estimate), y=estimate)) +
geom_bar(stat="identity", fill="steelblue") +
coord_flip() +
theme_minimal() +
labs(x = "Companies") +
labs(y = "Additional % of Change in Stock Price from Industry Average") +
labs(title = "Changes in Stock Prices of Advertising Agencies with Respect to Industry", subtitle = "Mixed-Effect Linear Regression Analysis of How Percentage Change in Share Price Correlates with Net COVID-Related Sentiment")
Advertising_Agencies
Credit_Services <- ggplot(data=Firm_Industry_Random_Effect_Coeff_Desc |> filter(Industry == "Credit Services"), aes(x=reorder(level, estimate), y=estimate)) +
geom_bar(stat="identity", fill="steelblue") +
coord_flip() +
theme_minimal() +
labs(x = "Companies") +
labs(y = "Additional % of Change in Stock Price from Industry Average") +
labs(title = "Changes in Stock Prices of Credit Services Firms with Respect to Industry", subtitle = "Mixed-Effect Linear Regression Analysis of How Percentage Change in Share Price Correlates with Net COVID-Related Sentiment")
Credit_Services
Broadcasting <- ggplot(data=Firm_Industry_Random_Effect_Coeff_Desc |> filter(Industry == "Broadcasting"), aes(x=reorder(level, estimate), y=estimate)) +
geom_bar(stat="identity", fill="steelblue") +
coord_flip() +
theme_minimal() +
labs(x = "Companies") +
labs(y = "Additional % of Change in Stock Price from Industry Average") +
labs(title = "Changes in Stock Prices of Broadcasting Firms with Respect to Industry", subtitle = "Mixed-Effect Linear Regression Analysis of How Percentage Change in Share Price Correlates with Net COVID-Related Sentiment")
Broadcasting
Internet_Content_n_Info <- ggplot(data=Firm_Industry_Random_Effect_Coeff_Desc |> filter(Industry == "Internet Content & Information"), aes(x=reorder(level, estimate), y=estimate)) +
geom_bar(stat="identity", fill="steelblue") +
coord_flip() +
theme_minimal() +
labs(x = "Companies") +
labs(y = "Additional % of Change in Stock Price from Industry Average") +
labs(title = "Changes in Stock Prices of Internet Content & Information Firms with Respect to Industry", subtitle = "Mixed-Effect Linear Regression Analysis of How Percentage Change in Share Price Correlates with Net COVID-Related Sentiment")
Internet_Content_n_Info
Semiconductors <- ggplot(data=Firm_Industry_Random_Effect_Coeff_Desc |> filter(Industry == "Semiconductors"), aes(x=reorder(level, estimate), y=estimate)) +
geom_bar(stat="identity", fill="steelblue") +
coord_flip() +
theme_minimal() +
labs(x = "Companies") +
labs(y = "Additional % of Change in Stock Price from Industry Average") +
labs(title = "Changes in Stock Prices of Semiconductors Firms with Respect to Industry", subtitle = "Mixed-Effect Linear Regression Analysis of How Percentage Change in Share Price Correlates with Net COVID-Related Sentiment")
Semiconductors
Restaurants <- ggplot(data=Firm_Industry_Random_Effect_Coeff_Desc |> filter(Industry == "Restaurants"), aes(x=reorder(level, estimate), y=estimate)) +
geom_bar(stat="identity", fill="steelblue") +
coord_flip() +
theme_minimal() +
labs(x = "Companies") +
labs(y = "Additional % of Change in Stock Price from Industry Average") +
labs(title = "Changes in Stock Prices of Restaurants with Respect to Industry", subtitle = "Mixed-Effect Linear Regression Analysis of How Percentage Change in Share Price Correlates with Net COVID-Related Sentiment")
Restaurants
TopFirms <- Random_Effect_Coeff_Desc |>
filter(conf.low > 0)
TopFirms
BottomFirms <- Random_Effect_Coeff_Desc |>
filter(conf.high < 0)
BottomFirms
StatSig_Firms <- Random_Effect_Coeff_Desc |>
filter(conf.high < 0 | conf.low > 0)
StatSig_Firms
Top20Firms <- Random_Effect_Coeff_Desc |> head(20)
Top20Firms
Add a boolean statistical significance column:
Firm_Industry_Random_Effect_Coeff_Desc_StatSig <- Random_Effect_Coeff_Desc |>
inner_join(Company_Industry, by = join_by(level == company_name)) |>
select(level, estimate, conf.low, conf.high, Industry) |>
filter(conf.high < 0 | conf.low > 0) |>
mutate(`Statistically Significant?` = "Yes")
Firm_Industry_Random_Effect_Coeff_Desc_StatSig
Firm_Industry_Random_Effect_Coeff_Desc_StatInsig <- Random_Effect_Coeff_Desc |>
inner_join(Company_Industry, by = join_by(level == company_name)) |>
select(level, estimate, conf.low, conf.high, Industry) |>
filter(conf.high > 0 & conf.low < 0) |>
mutate(`Statistically Significant?` = "No")
Firm_Industry_Random_Effect_Coeff_Desc_StatInsig
Piecing the firms whose stats are statistically significant back together with those whose stats aren’t:
Firm_Industry_Random_Effect_Coeff_Desc_StatSig_y_StatInsig <- bind_rows(Firm_Industry_Random_Effect_Coeff_Desc_StatSig, Firm_Industry_Random_Effect_Coeff_Desc_StatInsig)
Firm_Industry_Random_Effect_Coeff_Desc_StatSig_y_StatInsig
BarGraph_AllFirms <- ggplot(data=Random_Effect_Coeff_Desc, aes(x=reorder(level, estimate), y=estimate)) +
geom_bar(stat="identity", fill="steelblue") +
coord_flip() +
theme_minimal() +
labs(x = "Companies") +
labs(y = "% of Additional Change in Stock Price from Industry Average") +
labs(title = "Stellar Companies Whose Share Prices Outperformed Those in Their Respective Industries", subtitle = "Mixed-Effect Linear Regression Analysis of How Percentage Change in Share Price Correlates with Net COVID-Related Sentiment")
BarGraph_AllFirms
BarGraph_StatSig_Firms <- ggplot(data=StatSig_Firms, aes(x=reorder(level, estimate), y=estimate)) +
geom_bar(stat="identity", fill="steelblue") +
coord_flip() +
theme_minimal() +
labs(x = "Companies") +
labs(y = "Additional % of Increase in Stock Price from Industry Average") +
labs(title = "Stellar Companies Whose Share Prices Outperformed Those in Their Respective Industries", subtitle = "Mixed-Effect Linear Regression Analysis of How Percentage Change in Share Price Correlates with Net COVID-Related Sentiment")
BarGraph_StatSig_Firms
select_company = c("Carmax Inc")
Closing_Share_Price_Across_Time_DropNA_highlight <- Closing_Share_Price_Across_Time_DropNA |>
mutate(highlight = case_when(company_name %in% select_company ~ TRUE,
.default = FALSE))
Closing_Share_Price_Across_Time_DropNA_highlight |>
filter(Industry == Industry[(Closing_Share_Price_Across_Time_DropNA_highlight$company_name=="Carmax Inc")]) |>
ggplot(aes(x = Day_of_EarningsCall, y = Percent_Change_bt_DayBefore_y_DayAfter)) +
geom_point(aes(size = Covid_Net_Sentiment, color = highlight), alpha = 0.7, show.legend = FALSE) +
geom_smooth(method = lm, formula = y ~ x) +
scale_color_manual(values = c("orange", "black")) +
# scale_size_manual(values = c(1, 3)) +
# geom_label_repel(data = Closing_Share_Price_Across_Time_DropNA_highlight |> filter(highlight == TRUE), aes(label = company_name)) +
stat_poly_eq(use_label(c("eq", "adj.R2", "f", "p", "n")), vstep = 22, size=3.8)
Warning: There was 1 warning in `filter()`.
ℹ In argument: `==...`.
Caused by warning in `Industry == Industry[(Closing_Share_Price_Across_Time_DropNA_highlight$company_name == "Carmax Inc")]`:
! longer object length is not a multiple of shorter object length
# vcov(PercentChange_SharePrices_HierchicalIndustryCompany)
PercentChange_SharePrices_HierchicalIndustryCompany <- lmer(Percent_Change_bt_DayBefore_y_DayAfter ~ Day_of_EarningsCall + Covid_Neg_Sentiment + c(Industry) + Covid_Neg_Sentiment:c(Industry) + (1 | company_name), data = Closing_Share_Price_Across_Time)
Warning: Some predictor variables are on very different scales: consider rescaling
summary(PercentChange_SharePrices_HierchicalIndustryCompany)
Linear mixed model fit by REML ['lmerMod']
Formula: Percent_Change_bt_DayBefore_y_DayAfter ~ Day_of_EarningsCall + Covid_Neg_Sentiment + c(Industry) + Covid_Neg_Sentiment:c(Industry) +
(1 | company_name)
Data: Closing_Share_Price_Across_Time
REML criterion at convergence: 96113.9
Scaled residuals:
Min 1Q Median 3Q Max
-9.8608 -0.4571 -0.0298 0.4255 24.3265
Random effects:
Groups Name Variance Std.Dev.
company_name (Intercept) 2.797 1.672
Residual 101.906 10.095
Number of obs: 12997, groups: company_name, 2586
Fixed effects:
Estimate Std. Error t value
(Intercept) 1.580e+01 6.850e+00 2.306
Day_of_EarningsCall -9.114e-04 3.546e-04 -2.570
Covid_Neg_Sentiment 7.539e-01 2.278e+00 0.331
c(Industry)Aerospace & Defense 6.147e-01 2.011e+00 0.306
c(Industry)Agricultural Inputs 3.648e+00 3.129e+00 1.166
c(Industry)Airlines 2.108e+00 2.490e+00 0.847
c(Industry)Airports & Air Services -2.902e+00 7.626e+00 -0.381
c(Industry)Aluminum -9.073e-01 4.416e+00 -0.205
c(Industry)Apparel Manufacturing 2.800e+00 2.224e+00 1.259
c(Industry)Apparel Retail 1.573e+00 2.103e+00 0.748
c(Industry)Asset Management 3.219e+00 1.847e+00 1.742
c(Industry)Auto & Truck Dealerships 3.190e-01 2.296e+00 0.139
c(Industry)Auto Manufacturers -1.050e+00 3.692e+00 -0.284
c(Industry)Auto Parts 3.102e+00 1.956e+00 1.585
c(Industry)Banks - Diversified 7.222e-02 3.717e+00 0.019
c(Industry)Banks - Regional 2.676e+00 1.767e+00 1.515
c(Industry)Beverages - Brewers 3.793e+00 4.225e+00 0.898
c(Industry)Beverages - Non-Alcoholic -5.465e-01 2.830e+00 -0.193
c(Industry)Beverages - Wineries & Distilleries 1.811e-01 6.176e+00 0.029
c(Industry)Biotechnology 1.486e+00 1.738e+00 0.855
c(Industry)Broadcasting 6.236e+00 2.350e+00 2.653
c(Industry)Building Materials 2.936e+00 3.487e+00 0.842
c(Industry)Building Products & Equipment 1.343e+00 2.084e+00 0.644
c(Industry)Business Equipment & Supplies -3.987e+00 6.150e+00 -0.648
c(Industry)Capital Markets 2.584e+00 2.570e+00 1.005
c(Industry)Chemicals 3.900e+00 2.590e+00 1.506
c(Industry)Coking Coal 4.344e+00 3.369e+00 1.289
c(Industry)Communication Equipment 7.785e-01 1.972e+00 0.395
c(Industry)Computer Hardware 1.589e+00 2.196e+00 0.724
c(Industry)Confectioners 1.164e+00 5.487e+00 0.212
c(Industry)Conglomerates 3.041e-01 2.432e+00 0.125
c(Industry)Consulting Services 4.075e+00 2.598e+00 1.569
c(Industry)Consumer Electronics 2.079e+00 3.319e+00 0.627
c(Industry)Copper 3.323e-02 5.314e+00 0.006
c(Industry)Credit Services 5.142e+00 2.164e+00 2.376
c(Industry)Department Stores 2.180e+00 3.552e+00 0.614
c(Industry)Diagnostics & Research 1.116e+00 1.926e+00 0.579
c(Industry)Discount Stores 5.402e+00 2.511e+00 2.151
c(Industry)Drug Manufacturers - General 6.180e-01 2.531e+00 0.244
c(Industry)Drug Manufacturers - Specialty & Generic 1.411e-01 1.944e+00 0.073
c(Industry)Education & Training Services 2.677e+00 2.386e+00 1.122
c(Industry)Electrical Equipment & Parts -4.675e-01 2.298e+00 -0.203
c(Industry)Electronic Components 2.753e+00 2.058e+00 1.338
c(Industry)Electronic Gaming & Multimedia 8.940e+00 5.270e+00 1.696
c(Industry)Electronics & Computer Distribution 4.333e+00 3.003e+00 1.443
c(Industry)Engineering & Construction 1.448e+00 2.053e+00 0.705
c(Industry)Entertainment 1.686e+00 2.095e+00 0.804
c(Industry)Farm & Heavy Construction Machinery 1.649e+00 2.229e+00 0.740
c(Industry)Farm Products -2.517e+00 2.640e+00 -0.953
c(Industry)Financial Conglomerates 4.017e+00 4.962e+00 0.810
c(Industry)Financial Data & Stock Exchanges -2.402e-01 2.631e+00 -0.091
c(Industry)Food Distribution -9.725e-02 2.789e+00 -0.035
c(Industry)Footwear & Accessories -1.710e+00 2.549e+00 -0.671
c(Industry)Furnishings, Fixtures & Appliances -4.977e-01 2.246e+00 -0.222
c(Industry)Gambling 5.575e+00 2.997e+00 1.860
c(Industry)Gold 3.717e+00 3.525e+00 1.055
c(Industry)Grocery Stores -2.607e+00 3.191e+00 -0.817
c(Industry)Health Information Services -9.078e-01 2.070e+00 -0.439
c(Industry)Healthcare Plans 1.371e+00 3.010e+00 0.455
c(Industry)Home Improvement Retail 2.650e+00 2.975e+00 0.891
c(Industry)Household & Personal Products 2.626e+00 2.304e+00 1.139
c(Industry)Industrial Distribution 1.093e+00 2.280e+00 0.479
c(Industry)Information Technology Services 2.702e+00 2.008e+00 1.345
c(Industry)Infrastructure Operations 2.222e+00 9.957e+00 0.223
c(Industry)Insurance - Diversified 5.059e+00 3.640e+00 1.390
c(Industry)Insurance - Life 1.094e+00 2.715e+00 0.403
c(Industry)Insurance - Property & Casualty 1.976e+00 2.051e+00 0.964
c(Industry)Insurance - Reinsurance -1.197e+01 1.377e+01 -0.869
c(Industry)Insurance - Specialty 8.804e-01 2.523e+00 0.349
c(Industry)Insurance Brokers -4.192e+00 2.787e+00 -1.504
c(Industry)Integrated Freight & Logistics 3.584e+00 2.376e+00 1.509
c(Industry)Internet Content & Information 3.315e+00 2.247e+00 1.475
c(Industry)Internet Retail 1.248e+00 2.487e+00 0.502
c(Industry)Leisure 2.801e+00 2.488e+00 1.126
c(Industry)Lodging 1.090e-01 3.012e+00 0.036
c(Industry)Lumber & Wood Production 5.038e+00 4.257e+00 1.184
c(Industry)Luxury Goods 3.444e+00 3.888e+00 0.886
c(Industry)Marine Shipping 1.201e+00 3.652e+00 0.329
c(Industry)Medical Care Facilities 1.820e+00 2.026e+00 0.898
c(Industry)Medical Devices 1.224e+00 1.784e+00 0.686
c(Industry)Medical Distribution 2.949e-01 2.752e+00 0.107
c(Industry)Medical Instruments & Supplies 1.806e+00 1.970e+00 0.916
c(Industry)Metal Fabrication 6.016e-01 2.597e+00 0.232
c(Industry)Mortgage Finance 2.046e+00 3.072e+00 0.666
c(Industry)Oil & Gas Drilling 2.287e+00 5.515e+00 0.415
c(Industry)Oil & Gas E&P 2.740e+00 2.196e+00 1.248
c(Industry)Oil & Gas Equipment & Services 6.144e-01 1.991e+00 0.309
c(Industry)Oil & Gas Integrated 2.183e+00 3.892e+00 0.561
c(Industry)Oil & Gas Midstream 1.519e+00 2.302e+00 0.660
c(Industry)Oil & Gas Refining & Marketing 2.122e+00 2.500e+00 0.849
c(Industry)Other Industrial Metals & Mining -3.384e+00 5.335e+00 -0.634
c(Industry)Other Precious Metals & Mining 6.635e+00 5.955e+00 1.114
c(Industry)Packaged Foods 1.915e+00 1.960e+00 0.977
c(Industry)Packaging & Containers 2.428e+00 2.256e+00 1.077
c(Industry)Paper & Paper Products -6.924e+00 1.268e+01 -0.546
c(Industry)Personal Services 4.074e-01 2.787e+00 0.146
c(Industry)Pharmaceutical Retailers -2.487e+00 4.722e+00 -0.527
c(Industry)Pollution & Treatment Controls 2.428e+00 3.309e+00 0.734
c(Industry)Publishing 2.583e+00 3.098e+00 0.834
c(Industry)Railroads 3.001e+00 2.836e+00 1.058
c(Industry)Real Estate - Development 3.294e+00 5.008e+00 0.658
c(Industry)Real Estate - Diversified 6.250e-01 7.364e+00 0.085
c(Industry)Real Estate Services 3.251e+00 2.284e+00 1.423
c(Industry)Recreational Vehicles -6.995e-01 2.776e+00 -0.252
c(Industry)REIT - Diversified 4.449e-01 2.632e+00 0.169
c(Industry)REIT - Healthcare Facilities 6.656e-01 2.731e+00 0.244
c(Industry)REIT - Hotel & Motel 2.700e+00 2.288e+00 1.180
c(Industry)REIT - Industrial 3.994e-01 2.633e+00 0.152
c(Industry)REIT - Mortgage 1.244e+00 1.971e+00 0.631
c(Industry)REIT - Office 1.839e+00 2.364e+00 0.778
c(Industry)REIT - Residential 1.530e+00 2.408e+00 0.635
c(Industry)REIT - Retail 2.238e+00 2.259e+00 0.991
c(Industry)REIT - Specialty 1.468e+00 2.312e+00 0.635
c(Industry)Rental & Leasing Services 1.647e+00 2.392e+00 0.689
c(Industry)Residential Construction 2.887e+00 2.269e+00 1.272
c(Industry)Resorts & Casinos 1.987e+00 2.379e+00 0.835
c(Industry)Restaurants 3.734e+00 2.020e+00 1.849
c(Industry)Scientific & Technical Instruments 6.569e-01 2.185e+00 0.301
c(Industry)Security & Protection Services -2.731e+00 2.655e+00 -1.028
c(Industry)Semiconductor Equipment & Materials 1.033e+00 2.116e+00 0.488
c(Industry)Semiconductors 5.374e+00 1.986e+00 2.706
c(Industry)Software - Application 3.729e-01 1.753e+00 0.213
c(Industry)Software - Infrastructure 1.649e+00 1.824e+00 0.904
c(Industry)Solar -2.636e-01 3.706e+00 -0.071
c(Industry)Specialty Business Services 8.066e-01 2.252e+00 0.358
c(Industry)Specialty Chemicals 9.057e-01 1.959e+00 0.462
c(Industry)Specialty Industrial Machinery 1.358e+00 1.888e+00 0.720
c(Industry)Specialty Retail 3.001e+00 2.019e+00 1.486
c(Industry)Staffing & Employment Services 4.050e+00 2.360e+00 1.716
c(Industry)Steel 3.263e+00 2.727e+00 1.196
c(Industry)Telecom Services 1.891e+00 2.206e+00 0.857
c(Industry)Textile Manufacturing 5.522e-02 3.192e+00 0.017
c(Industry)Thermal Coal 1.986e+00 3.085e+00 0.644
c(Industry)Tobacco 3.210e+00 2.906e+00 1.105
c(Industry)Tools & Accessories 3.878e-02 2.530e+00 0.015
c(Industry)Travel Services 2.330e+00 2.576e+00 0.905
c(Industry)Trucking 4.938e+00 3.237e+00 1.525
c(Industry)Uranium -8.993e+00 6.844e+00 -1.314
c(Industry)Utilities - Diversified 2.254e+00 3.192e+00 0.706
c(Industry)Utilities - Independent Power Producers 4.969e+00 5.763e+00 0.862
c(Industry)Utilities - Regulated Electric 1.245e+00 2.044e+00 0.609
c(Industry)Utilities - Regulated Gas 2.857e+00 2.813e+00 1.015
c(Industry)Utilities - Regulated Water 2.718e+00 3.469e+00 0.784
c(Industry)Utilities - Renewable 4.072e+00 5.683e+00 0.717
c(Industry)Waste Management 1.097e+00 2.779e+00 0.395
Covid_Neg_Sentiment:c(Industry)Aerospace & Defense -6.458e-01 2.702e+00 -0.239
Covid_Neg_Sentiment:c(Industry)Agricultural Inputs -5.181e+00 5.599e+00 -0.925
Covid_Neg_Sentiment:c(Industry)Airlines -5.454e+00 4.808e+00 -1.134
Covid_Neg_Sentiment:c(Industry)Airports & Air Services -2.216e+00 7.963e+00 -0.278
Covid_Neg_Sentiment:c(Industry)Aluminum -1.163e+00 4.428e+00 -0.263
Covid_Neg_Sentiment:c(Industry)Apparel Manufacturing -2.753e+00 2.769e+00 -0.994
Covid_Neg_Sentiment:c(Industry)Apparel Retail 3.204e+00 3.016e+00 1.062
Covid_Neg_Sentiment:c(Industry)Asset Management -1.937e+00 2.556e+00 -0.758
Covid_Neg_Sentiment:c(Industry)Auto & Truck Dealerships 3.643e+00 3.428e+00 1.063
Covid_Neg_Sentiment:c(Industry)Auto Manufacturers 1.902e+00 8.616e+00 0.221
Covid_Neg_Sentiment:c(Industry)Auto Parts -1.135e+00 2.393e+00 -0.474
Covid_Neg_Sentiment:c(Industry)Banks - Diversified -5.509e+00 1.079e+01 -0.511
Covid_Neg_Sentiment:c(Industry)Banks - Regional -1.342e+00 2.502e+00 -0.536
Covid_Neg_Sentiment:c(Industry)Beverages - Brewers -4.704e+00 5.641e+00 -0.834
Covid_Neg_Sentiment:c(Industry)Beverages - Non-Alcoholic -1.514e+00 3.200e+00 -0.473
Covid_Neg_Sentiment:c(Industry)Beverages - Wineries & Distilleries -7.635e+00 1.209e+01 -0.632
Covid_Neg_Sentiment:c(Industry)Biotechnology -2.163e+00 2.364e+00 -0.915
Covid_Neg_Sentiment:c(Industry)Broadcasting -6.375e+00 3.193e+00 -1.996
Covid_Neg_Sentiment:c(Industry)Building Materials -3.589e+00 6.509e+00 -0.551
Covid_Neg_Sentiment:c(Industry)Building Products & Equipment 8.698e-01 2.977e+00 0.292
Covid_Neg_Sentiment:c(Industry)Business Equipment & Supplies 1.580e+00 8.142e+00 0.194
Covid_Neg_Sentiment:c(Industry)Capital Markets -5.296e+00 4.921e+00 -1.076
Covid_Neg_Sentiment:c(Industry)Chemicals -2.768e+00 2.729e+00 -1.014
Covid_Neg_Sentiment:c(Industry)Coking Coal -5.642e+00 4.804e+00 -1.174
Covid_Neg_Sentiment:c(Industry)Communication Equipment -9.472e-01 2.649e+00 -0.358
Covid_Neg_Sentiment:c(Industry)Computer Hardware 1.258e+00 2.834e+00 0.444
Covid_Neg_Sentiment:c(Industry)Confectioners 3.362e-01 6.196e+00 0.054
Covid_Neg_Sentiment:c(Industry)Conglomerates 1.308e+00 3.272e+00 0.400
Covid_Neg_Sentiment:c(Industry)Consulting Services -3.858e+00 3.454e+00 -1.117
Covid_Neg_Sentiment:c(Industry)Consumer Electronics -5.739e+00 4.742e+00 -1.210
Covid_Neg_Sentiment:c(Industry)Copper 1.301e-01 8.663e+00 0.015
Covid_Neg_Sentiment:c(Industry)Credit Services -3.723e-01 3.071e+00 -0.121
Covid_Neg_Sentiment:c(Industry)Department Stores -9.873e+00 7.150e+00 -1.381
Covid_Neg_Sentiment:c(Industry)Diagnostics & Research -7.220e-01 2.495e+00 -0.289
Covid_Neg_Sentiment:c(Industry)Discount Stores -2.278e+01 4.810e+00 -4.735
Covid_Neg_Sentiment:c(Industry)Drug Manufacturers - General -4.192e-01 2.857e+00 -0.147
Covid_Neg_Sentiment:c(Industry)Drug Manufacturers - Specialty & Generic -5.982e-01 2.474e+00 -0.242
Covid_Neg_Sentiment:c(Industry)Education & Training Services -5.632e-01 3.198e+00 -0.176
Covid_Neg_Sentiment:c(Industry)Electrical Equipment & Parts -2.151e+00 2.875e+00 -0.748
Covid_Neg_Sentiment:c(Industry)Electronic Components -1.546e+00 2.531e+00 -0.611
Covid_Neg_Sentiment:c(Industry)Electronic Gaming & Multimedia -1.564e+01 2.464e+01 -0.635
Covid_Neg_Sentiment:c(Industry)Electronics & Computer Distribution -3.181e+00 3.860e+00 -0.824
Covid_Neg_Sentiment:c(Industry)Engineering & Construction -1.052e-01 2.724e+00 -0.039
Covid_Neg_Sentiment:c(Industry)Entertainment -4.173e-01 2.538e+00 -0.164
Covid_Neg_Sentiment:c(Industry)Farm & Heavy Construction Machinery -7.377e-01 2.816e+00 -0.262
Covid_Neg_Sentiment:c(Industry)Farm Products 1.279e+00 3.361e+00 0.381
Covid_Neg_Sentiment:c(Industry)Financial Conglomerates -2.809e+00 6.992e+00 -0.402
Covid_Neg_Sentiment:c(Industry)Financial Data & Stock Exchanges 2.270e+00 5.475e+00 0.415
Covid_Neg_Sentiment:c(Industry)Food Distribution 1.215e+00 4.444e+00 0.273
Covid_Neg_Sentiment:c(Industry)Footwear & Accessories 5.204e+00 3.616e+00 1.439
Covid_Neg_Sentiment:c(Industry)Furnishings, Fixtures & Appliances 1.442e+00 2.840e+00 0.508
Covid_Neg_Sentiment:c(Industry)Gambling -4.284e+00 5.312e+00 -0.806
Covid_Neg_Sentiment:c(Industry)Gold -5.653e+00 5.989e+00 -0.944
Covid_Neg_Sentiment:c(Industry)Grocery Stores 1.343e+01 5.763e+00 2.331
Covid_Neg_Sentiment:c(Industry)Health Information Services 7.898e-01 2.843e+00 0.278
Covid_Neg_Sentiment:c(Industry)Healthcare Plans -1.121e+00 3.657e+00 -0.307
Covid_Neg_Sentiment:c(Industry)Home Improvement Retail -2.747e+00 3.397e+00 -0.809
Covid_Neg_Sentiment:c(Industry)Household & Personal Products -6.654e-01 2.981e+00 -0.223
Covid_Neg_Sentiment:c(Industry)Industrial Distribution 3.207e+00 3.125e+00 1.026
Covid_Neg_Sentiment:c(Industry)Information Technology Services -1.150e-01 2.797e+00 -0.041
Covid_Neg_Sentiment:c(Industry)Infrastructure Operations -5.374e-01 1.029e+01 -0.052
Covid_Neg_Sentiment:c(Industry)Insurance - Diversified -3.295e+00 3.699e+00 -0.891
Covid_Neg_Sentiment:c(Industry)Insurance - Life -1.096e+00 2.646e+00 -0.414
Covid_Neg_Sentiment:c(Industry)Insurance - Property & Casualty -1.274e+00 2.423e+00 -0.526
Covid_Neg_Sentiment:c(Industry)Insurance - Reinsurance 3.967e+00 4.642e+00 0.854
Covid_Neg_Sentiment:c(Industry)Insurance - Specialty -2.561e+00 2.728e+00 -0.939
Covid_Neg_Sentiment:c(Industry)Insurance Brokers 1.842e+00 3.248e+00 0.567
Covid_Neg_Sentiment:c(Industry)Integrated Freight & Logistics -6.781e+00 3.608e+00 -1.880
Covid_Neg_Sentiment:c(Industry)Internet Content & Information 2.079e+00 3.618e+00 0.575
Covid_Neg_Sentiment:c(Industry)Internet Retail 1.357e+00 3.156e+00 0.430
Covid_Neg_Sentiment:c(Industry)Leisure -1.545e+00 3.538e+00 -0.437
Covid_Neg_Sentiment:c(Industry)Lodging 6.563e+00 4.712e+00 1.393
Covid_Neg_Sentiment:c(Industry)Lumber & Wood Production -5.083e+00 6.500e+00 -0.782
Covid_Neg_Sentiment:c(Industry)Luxury Goods -1.126e+01 6.818e+00 -1.652
Covid_Neg_Sentiment:c(Industry)Marine Shipping 1.396e-01 3.747e+00 0.037
Covid_Neg_Sentiment:c(Industry)Medical Care Facilities -6.395e-01 2.468e+00 -0.259
Covid_Neg_Sentiment:c(Industry)Medical Devices -1.733e+00 2.360e+00 -0.735
Covid_Neg_Sentiment:c(Industry)Medical Distribution -4.400e-01 3.582e+00 -0.123
Covid_Neg_Sentiment:c(Industry)Medical Instruments & Supplies -1.586e+00 2.514e+00 -0.631
Covid_Neg_Sentiment:c(Industry)Metal Fabrication -1.496e+00 2.975e+00 -0.503
Covid_Neg_Sentiment:c(Industry)Mortgage Finance -6.534e-01 3.337e+00 -0.196
Covid_Neg_Sentiment:c(Industry)Oil & Gas Drilling -9.970e-01 5.321e+00 -0.187
Covid_Neg_Sentiment:c(Industry)Oil & Gas E&P -2.470e+00 3.522e+00 -0.701
Covid_Neg_Sentiment:c(Industry)Oil & Gas Equipment & Services -7.856e-01 2.542e+00 -0.309
Covid_Neg_Sentiment:c(Industry)Oil & Gas Integrated -5.086e+00 7.481e+00 -0.680
Covid_Neg_Sentiment:c(Industry)Oil & Gas Midstream -7.045e-01 3.310e+00 -0.213
Covid_Neg_Sentiment:c(Industry)Oil & Gas Refining & Marketing -1.480e-01 3.366e+00 -0.044
Covid_Neg_Sentiment:c(Industry)Other Industrial Metals & Mining 5.836e+00 7.170e+00 0.814
Covid_Neg_Sentiment:c(Industry)Other Precious Metals & Mining -6.087e+00 1.269e+01 -0.480
Covid_Neg_Sentiment:c(Industry)Packaged Foods -2.993e+00 2.660e+00 -1.125
Covid_Neg_Sentiment:c(Industry)Packaging & Containers -2.089e+00 3.651e+00 -0.572
Covid_Neg_Sentiment:c(Industry)Paper & Paper Products -1.130e+00 1.996e+01 -0.057
Covid_Neg_Sentiment:c(Industry)Personal Services 1.592e+00 3.423e+00 0.465
Covid_Neg_Sentiment:c(Industry)Pharmaceutical Retailers 1.493e+00 4.096e+00 0.364
Covid_Neg_Sentiment:c(Industry)Pollution & Treatment Controls -1.347e+00 4.434e+00 -0.304
Covid_Neg_Sentiment:c(Industry)Publishing -1.599e+00 2.872e+00 -0.557
Covid_Neg_Sentiment:c(Industry)Railroads -3.185e+00 4.575e+00 -0.696
Covid_Neg_Sentiment:c(Industry)Real Estate - Development 9.419e-01 7.241e+00 0.130
Covid_Neg_Sentiment:c(Industry)Real Estate - Diversified 1.294e+00 1.109e+01 0.117
Covid_Neg_Sentiment:c(Industry)Real Estate Services -4.920e-01 3.370e+00 -0.146
Covid_Neg_Sentiment:c(Industry)Recreational Vehicles 3.511e+00 3.754e+00 0.935
Covid_Neg_Sentiment:c(Industry)REIT - Diversified -9.460e-01 4.688e+00 -0.202
Covid_Neg_Sentiment:c(Industry)REIT - Healthcare Facilities 1.268e+00 3.607e+00 0.352
Covid_Neg_Sentiment:c(Industry)REIT - Hotel & Motel -6.208e+00 4.055e+00 -1.531
Covid_Neg_Sentiment:c(Industry)REIT - Industrial 1.684e+00 4.899e+00 0.344
Covid_Neg_Sentiment:c(Industry)REIT - Mortgage -7.738e-01 2.671e+00 -0.290
Covid_Neg_Sentiment:c(Industry)REIT - Office -3.017e+00 3.675e+00 -0.821
Covid_Neg_Sentiment:c(Industry)REIT - Residential 1.226e+00 4.536e+00 0.270
Covid_Neg_Sentiment:c(Industry)REIT - Retail -3.334e-01 3.415e+00 -0.098
Covid_Neg_Sentiment:c(Industry)REIT - Specialty -7.819e-01 3.548e+00 -0.220
Covid_Neg_Sentiment:c(Industry)Rental & Leasing Services -2.063e+00 3.251e+00 -0.635
Covid_Neg_Sentiment:c(Industry)Residential Construction 5.795e-01 2.701e+00 0.215
Covid_Neg_Sentiment:c(Industry)Resorts & Casinos 2.930e-01 3.655e+00 0.080
Covid_Neg_Sentiment:c(Industry)Restaurants -1.854e+00 2.940e+00 -0.630
Covid_Neg_Sentiment:c(Industry)Scientific & Technical Instruments -4.846e-01 2.956e+00 -0.164
Covid_Neg_Sentiment:c(Industry)Security & Protection Services 1.757e+00 3.166e+00 0.555
Covid_Neg_Sentiment:c(Industry)Semiconductor Equipment & Materials 1.125e+00 3.217e+00 0.350
Covid_Neg_Sentiment:c(Industry)Semiconductors -4.867e+00 2.878e+00 -1.691
Covid_Neg_Sentiment:c(Industry)Software - Application 1.622e-02 2.463e+00 0.007
Covid_Neg_Sentiment:c(Industry)Software - Infrastructure -1.998e+00 2.670e+00 -0.748
Covid_Neg_Sentiment:c(Industry)Solar 1.628e+01 1.003e+01 1.624
Covid_Neg_Sentiment:c(Industry)Specialty Business Services -2.650e+00 2.929e+00 -0.905
Covid_Neg_Sentiment:c(Industry)Specialty Chemicals -1.128e+00 2.600e+00 -0.434
Covid_Neg_Sentiment:c(Industry)Specialty Industrial Machinery -4.361e-02 2.545e+00 -0.017
Covid_Neg_Sentiment:c(Industry)Specialty Retail -1.668e+00 2.736e+00 -0.610
Covid_Neg_Sentiment:c(Industry)Staffing & Employment Services -1.885e+00 2.869e+00 -0.657
Covid_Neg_Sentiment:c(Industry)Steel -1.580e+00 3.867e+00 -0.409
Covid_Neg_Sentiment:c(Industry)Telecom Services -2.490e+00 3.137e+00 -0.794
Covid_Neg_Sentiment:c(Industry)Textile Manufacturing -3.871e+00 3.030e+00 -1.277
Covid_Neg_Sentiment:c(Industry)Thermal Coal -1.394e+00 3.138e+00 -0.444
Covid_Neg_Sentiment:c(Industry)Tobacco 5.749e-01 3.108e+00 0.185
Covid_Neg_Sentiment:c(Industry)Tools & Accessories 5.955e-01 3.208e+00 0.186
Covid_Neg_Sentiment:c(Industry)Travel Services -2.888e+00 4.906e+00 -0.589
Covid_Neg_Sentiment:c(Industry)Trucking -9.918e+00 7.407e+00 -1.339
Covid_Neg_Sentiment:c(Industry)Uranium 3.864e+00 9.200e+00 0.420
Covid_Neg_Sentiment:c(Industry)Utilities - Diversified -2.212e+00 2.822e+00 -0.784
Covid_Neg_Sentiment:c(Industry)Utilities - Independent Power Producers -4.830e+00 5.806e+00 -0.832
Covid_Neg_Sentiment:c(Industry)Utilities - Regulated Electric -2.940e-01 2.826e+00 -0.104
Covid_Neg_Sentiment:c(Industry)Utilities - Regulated Gas -1.665e+00 3.502e+00 -0.475
Covid_Neg_Sentiment:c(Industry)Utilities - Regulated Water -1.628e+00 3.835e+00 -0.425
Covid_Neg_Sentiment:c(Industry)Utilities - Renewable -2.692e+00 4.409e+00 -0.611
Covid_Neg_Sentiment:c(Industry)Waste Management -3.736e-01 4.078e+00 -0.092
Correlation matrix not shown by default, as p = 287 > 12.
Use print(x, correlation=TRUE) or
vcov(x) if you need it
fit warnings:
Some predictor variables are on very different scales: consider rescaling
PercentChange_SharePrices_HierchicalIndustryCompany <- lmer(Percent_Change_bt_DayBefore_y_DayAfter ~ Day_of_EarningsCall + Covid_Pos_Sentiment + c(Industry) + Covid_Pos_Sentiment:c(Industry) + (1 | company_name), data = Closing_Share_Price_Across_Time)
Warning: Some predictor variables are on very different scales: consider rescaling
summary(PercentChange_SharePrices_HierchicalIndustryCompany)
Linear mixed model fit by REML ['lmerMod']
Formula: Percent_Change_bt_DayBefore_y_DayAfter ~ Day_of_EarningsCall + Covid_Pos_Sentiment + c(Industry) + Covid_Pos_Sentiment:c(Industry) +
(1 | company_name)
Data: Closing_Share_Price_Across_Time
REML criterion at convergence: 96028.9
Scaled residuals:
Min 1Q Median 3Q Max
-9.8479 -0.4564 -0.0244 0.4238 24.2728
Random effects:
Groups Name Variance Std.Dev.
company_name (Intercept) 2.728 1.652
Residual 102.122 10.106
Number of obs: 12997, groups: company_name, 2586
Fixed effects:
Estimate Std. Error t value
(Intercept) 1.042e+01 6.710e+00 1.552
Day_of_EarningsCall -6.474e-04 3.507e-04 -1.846
Covid_Pos_Sentiment 2.595e+00 2.751e+00 0.943
c(Industry)Aerospace & Defense 4.940e-01 1.788e+00 0.276
c(Industry)Agricultural Inputs 2.704e+00 2.639e+00 1.025
c(Industry)Airlines 1.029e+00 2.258e+00 0.456
c(Industry)Airports & Air Services -5.472e+00 8.334e+00 -0.657
c(Industry)Aluminum -1.342e+00 4.123e+00 -0.326
c(Industry)Apparel Manufacturing 3.385e+00 2.001e+00 1.692
c(Industry)Apparel Retail 3.428e+00 1.835e+00 1.868
c(Industry)Asset Management 2.367e+00 1.651e+00 1.434
c(Industry)Auto & Truck Dealerships 3.216e+00 2.058e+00 1.562
c(Industry)Auto Manufacturers 3.095e-03 2.862e+00 0.001
c(Industry)Auto Parts 3.282e+00 1.814e+00 1.809
c(Industry)Banks - Diversified 7.628e-02 2.972e+00 0.026
c(Industry)Banks - Regional 2.977e+00 1.582e+00 1.882
c(Industry)Beverages - Brewers 4.455e-01 3.763e+00 0.118
c(Industry)Beverages - Non-Alcoholic -5.350e-02 2.561e+00 -0.021
c(Industry)Beverages - Wineries & Distilleries 1.512e+00 7.717e+00 0.196
c(Industry)Biotechnology 1.759e+00 1.569e+00 1.121
c(Industry)Broadcasting 4.695e+00 2.288e+00 2.052
c(Industry)Building Materials 3.447e+00 2.864e+00 1.203
c(Industry)Building Products & Equipment 1.522e+00 1.901e+00 0.801
c(Industry)Business Equipment & Supplies -7.124e+00 6.142e+00 -1.160
c(Industry)Capital Markets 1.843e+00 2.263e+00 0.814
c(Industry)Chemicals 2.361e+00 2.697e+00 0.875
c(Industry)Coking Coal 4.175e+00 3.635e+00 1.148
c(Industry)Communication Equipment 5.229e-01 1.815e+00 0.288
c(Industry)Computer Hardware 3.004e+00 2.105e+00 1.427
c(Industry)Confectioners 1.452e-01 5.682e+00 0.026
c(Industry)Conglomerates 1.126e+00 2.147e+00 0.524
c(Industry)Consulting Services 4.530e+00 2.559e+00 1.770
c(Industry)Consumer Electronics -4.332e+00 2.855e+00 -1.517
c(Industry)Copper 8.560e-01 5.158e+00 0.166
c(Industry)Credit Services 5.145e+00 1.944e+00 2.647
c(Industry)Department Stores 5.404e+00 3.622e+00 1.492
c(Industry)Diagnostics & Research 1.323e+00 1.805e+00 0.733
c(Industry)Discount Stores 6.013e-01 2.662e+00 0.226
c(Industry)Drug Manufacturers - General 1.677e+00 2.664e+00 0.630
c(Industry)Drug Manufacturers - Specialty & Generic 9.773e-01 1.761e+00 0.555
c(Industry)Education & Training Services 2.869e+00 2.373e+00 1.209
c(Industry)Electrical Equipment & Parts -1.139e+00 2.052e+00 -0.555
c(Industry)Electronic Components 3.083e+00 1.829e+00 1.686
c(Industry)Electronic Gaming & Multimedia 7.135e+00 5.985e+00 1.192
c(Industry)Electronics & Computer Distribution 1.569e+00 2.898e+00 0.541
c(Industry)Engineering & Construction 2.717e+00 1.868e+00 1.454
c(Industry)Entertainment 2.010e+00 2.035e+00 0.988
c(Industry)Farm & Heavy Construction Machinery 2.400e+00 1.991e+00 1.206
c(Industry)Farm Products -2.638e+00 2.654e+00 -0.994
c(Industry)Financial Conglomerates 1.879e+00 3.829e+00 0.491
c(Industry)Financial Data & Stock Exchanges 2.206e-01 2.440e+00 0.090
c(Industry)Food Distribution 4.914e-01 2.695e+00 0.182
c(Industry)Footwear & Accessories 1.610e-01 2.103e+00 0.077
c(Industry)Furnishings, Fixtures & Appliances 3.544e-01 2.042e+00 0.174
c(Industry)Gambling 3.677e+00 2.593e+00 1.418
c(Industry)Gold 1.662e+00 3.327e+00 0.500
c(Industry)Grocery Stores 3.805e+00 3.208e+00 1.186
c(Industry)Health Information Services 1.099e+00 1.982e+00 0.554
c(Industry)Healthcare Plans 4.784e-02 2.930e+00 0.016
c(Industry)Home Improvement Retail 3.403e+00 3.030e+00 1.123
c(Industry)Household & Personal Products 2.748e+00 2.077e+00 1.323
c(Industry)Industrial Distribution 3.794e+00 2.075e+00 1.828
c(Industry)Information Technology Services 2.196e+00 1.830e+00 1.200
c(Industry)Infrastructure Operations 3.403e+00 1.193e+01 0.285
c(Industry)Insurance - Diversified 4.187e+00 3.571e+00 1.173
c(Industry)Insurance - Life 1.597e+00 2.254e+00 0.708
c(Industry)Insurance - Property & Casualty 1.116e+00 1.840e+00 0.607
c(Industry)Insurance - Reinsurance -3.562e-01 9.880e+00 -0.036
c(Industry)Insurance - Specialty -1.460e-01 2.330e+00 -0.063
c(Industry)Insurance Brokers -4.000e+00 2.574e+00 -1.554
c(Industry)Integrated Freight & Logistics 1.240e+00 2.374e+00 0.522
c(Industry)Internet Content & Information 2.097e+00 2.195e+00 0.956
c(Industry)Internet Retail 1.918e+00 2.322e+00 0.826
c(Industry)Leisure 2.062e+00 2.177e+00 0.947
c(Industry)Lodging 4.698e+00 2.587e+00 1.816
c(Industry)Lumber & Wood Production 5.247e+00 3.492e+00 1.503
c(Industry)Luxury Goods 2.880e+00 3.940e+00 0.731
c(Industry)Marine Shipping 2.787e+00 3.351e+00 0.832
c(Industry)Medical Care Facilities 5.822e-01 1.879e+00 0.310
c(Industry)Medical Devices 5.610e-01 1.620e+00 0.346
c(Industry)Medical Distribution 8.482e-01 2.622e+00 0.323
c(Industry)Medical Instruments & Supplies 1.648e+00 1.787e+00 0.922
c(Industry)Metal Fabrication 1.844e-01 2.147e+00 0.086
c(Industry)Mortgage Finance 2.086e+00 2.584e+00 0.807
c(Industry)Oil & Gas Drilling 5.248e+00 5.592e+00 0.939
c(Industry)Oil & Gas E&P 3.614e+00 1.967e+00 1.838
c(Industry)Oil & Gas Equipment & Services 1.159e+00 1.860e+00 0.623
c(Industry)Oil & Gas Integrated 3.444e-01 4.350e+00 0.079
c(Industry)Oil & Gas Midstream 2.157e+00 2.083e+00 1.035
c(Industry)Oil & Gas Refining & Marketing 1.965e+00 2.205e+00 0.891
c(Industry)Other Industrial Metals & Mining -1.399e+00 4.327e+00 -0.323
c(Industry)Other Precious Metals & Mining 1.033e+01 6.272e+00 1.647
c(Industry)Packaged Foods 7.114e-01 1.833e+00 0.388
c(Industry)Packaging & Containers 2.897e+00 2.031e+00 1.427
c(Industry)Paper & Paper Products -3.212e+00 5.928e+00 -0.542
c(Industry)Personal Services -5.163e-01 2.661e+00 -0.194
c(Industry)Pharmaceutical Retailers -2.971e+00 5.480e+00 -0.542
c(Industry)Pollution & Treatment Controls 3.844e+00 3.091e+00 1.243
c(Industry)Publishing 2.706e+00 2.802e+00 0.966
c(Industry)Railroads 3.074e+00 2.440e+00 1.260
c(Industry)Real Estate - Development 2.701e+00 4.205e+00 0.642
c(Industry)Real Estate - Diversified -7.173e-02 5.712e+00 -0.013
c(Industry)Real Estate Services 3.409e+00 2.174e+00 1.568
c(Industry)Recreational Vehicles -1.073e+00 2.696e+00 -0.398
c(Industry)REIT - Diversified 1.193e-01 2.364e+00 0.050
c(Industry)REIT - Healthcare Facilities 5.550e-01 2.374e+00 0.234
c(Industry)REIT - Hotel & Motel 1.384e-01 2.103e+00 0.066
c(Industry)REIT - Industrial 1.311e+00 2.295e+00 0.571
c(Industry)REIT - Mortgage 1.328e+00 1.820e+00 0.730
c(Industry)REIT - Office 8.867e-01 2.115e+00 0.419
c(Industry)REIT - Residential 1.625e+00 2.137e+00 0.761
c(Industry)REIT - Retail 3.330e+00 2.055e+00 1.620
c(Industry)REIT - Specialty 1.507e+00 2.012e+00 0.749
c(Industry)Rental & Leasing Services 1.933e+00 2.177e+00 0.888
c(Industry)Residential Construction 3.205e+00 2.080e+00 1.541
c(Industry)Resorts & Casinos 1.822e+00 2.180e+00 0.836
c(Industry)Restaurants 3.168e+00 1.827e+00 1.734
c(Industry)Scientific & Technical Instruments 1.211e+00 1.959e+00 0.618
c(Industry)Security & Protection Services -1.986e+00 2.510e+00 -0.791
c(Industry)Semiconductor Equipment & Materials 9.793e-01 1.947e+00 0.503
c(Industry)Semiconductors 4.131e+00 1.790e+00 2.308
c(Industry)Software - Application 1.006e+00 1.599e+00 0.629
c(Industry)Software - Infrastructure 1.064e+00 1.651e+00 0.644
c(Industry)Solar 1.269e+00 3.012e+00 0.421
c(Industry)Specialty Business Services -7.434e-01 2.116e+00 -0.351
c(Industry)Specialty Chemicals 1.369e+00 1.788e+00 0.766
c(Industry)Specialty Industrial Machinery 1.434e+00 1.688e+00 0.849
c(Industry)Specialty Retail 2.044e+00 1.819e+00 1.123
c(Industry)Staffing & Employment Services 3.995e+00 2.167e+00 1.844
c(Industry)Steel 3.517e+00 2.502e+00 1.406
c(Industry)Telecom Services 9.168e-01 2.033e+00 0.451
c(Industry)Textile Manufacturing 1.114e+00 3.043e+00 0.366
c(Industry)Thermal Coal 3.287e+00 3.159e+00 1.040
c(Industry)Tobacco 6.399e+00 2.539e+00 2.520
c(Industry)Tools & Accessories 2.842e-01 2.540e+00 0.112
c(Industry)Travel Services 1.963e+00 2.823e+00 0.696
c(Industry)Trucking 3.681e+00 2.658e+00 1.385
c(Industry)Uranium -7.572e+00 5.244e+00 -1.444
c(Industry)Utilities - Diversified 1.815e+00 2.847e+00 0.637
c(Industry)Utilities - Independent Power Producers 5.116e+00 5.424e+00 0.943
c(Industry)Utilities - Regulated Electric 1.259e+00 1.852e+00 0.680
c(Industry)Utilities - Regulated Gas 2.468e+00 2.466e+00 1.001
c(Industry)Utilities - Regulated Water 1.818e+00 3.110e+00 0.585
c(Industry)Utilities - Renewable 6.862e+00 5.499e+00 1.248
c(Industry)Waste Management 2.024e+00 2.424e+00 0.835
Covid_Pos_Sentiment:c(Industry)Aerospace & Defense -4.797e-01 3.356e+00 -0.143
Covid_Pos_Sentiment:c(Industry)Agricultural Inputs -4.099e+00 6.738e+00 -0.608
Covid_Pos_Sentiment:c(Industry)Airlines -2.090e+00 7.008e+00 -0.298
Covid_Pos_Sentiment:c(Industry)Airports & Air Services 1.499e+00 1.128e+01 0.133
Covid_Pos_Sentiment:c(Industry)Aluminum -4.314e-01 9.927e+00 -0.043
Covid_Pos_Sentiment:c(Industry)Apparel Manufacturing -5.448e+00 3.192e+00 -1.707
Covid_Pos_Sentiment:c(Industry)Apparel Retail -9.594e-01 3.459e+00 -0.277
Covid_Pos_Sentiment:c(Industry)Asset Management -1.266e-01 3.145e+00 -0.040
Covid_Pos_Sentiment:c(Industry)Auto & Truck Dealerships -4.831e+00 4.598e+00 -1.051
Covid_Pos_Sentiment:c(Industry)Auto Manufacturers -1.398e+00 7.918e+00 -0.177
Covid_Pos_Sentiment:c(Industry)Auto Parts -2.622e+00 3.100e+00 -0.846
Covid_Pos_Sentiment:c(Industry)Banks - Diversified -9.810e+00 1.584e+01 -0.619
Covid_Pos_Sentiment:c(Industry)Banks - Regional -3.041e+00 3.247e+00 -0.937
Covid_Pos_Sentiment:c(Industry)Beverages - Brewers 2.281e+00 8.073e+00 0.283
Covid_Pos_Sentiment:c(Industry)Beverages - Non-Alcoholic -3.657e+00 3.696e+00 -0.990
Covid_Pos_Sentiment:c(Industry)Beverages - Wineries & Distilleries -1.472e+01 2.325e+01 -0.633
Covid_Pos_Sentiment:c(Industry)Biotechnology -3.956e+00 2.843e+00 -1.392
Covid_Pos_Sentiment:c(Industry)Broadcasting -4.995e+00 5.036e+00 -0.992
Covid_Pos_Sentiment:c(Industry)Building Materials -1.005e+01 9.526e+00 -1.055
Covid_Pos_Sentiment:c(Industry)Building Products & Equipment 1.048e+00 3.844e+00 0.273
Covid_Pos_Sentiment:c(Industry)Business Equipment & Supplies 1.110e+01 1.347e+01 0.824
Covid_Pos_Sentiment:c(Industry)Capital Markets -4.229e+00 7.049e+00 -0.600
Covid_Pos_Sentiment:c(Industry)Chemicals -9.831e-01 4.893e+00 -0.201
Covid_Pos_Sentiment:c(Industry)Coking Coal -1.090e+01 1.246e+01 -0.874
Covid_Pos_Sentiment:c(Industry)Communication Equipment -4.786e-01 3.627e+00 -0.132
Covid_Pos_Sentiment:c(Industry)Computer Hardware -2.230e+00 3.700e+00 -0.603
Covid_Pos_Sentiment:c(Industry)Confectioners -1.443e-01 5.716e+00 -0.025
Covid_Pos_Sentiment:c(Industry)Conglomerates -3.151e-01 3.926e+00 -0.080
Covid_Pos_Sentiment:c(Industry)Consulting Services -6.756e+00 4.670e+00 -1.447
Covid_Pos_Sentiment:c(Industry)Consumer Electronics 1.321e+01 6.592e+00 2.003
Covid_Pos_Sentiment:c(Industry)Copper -2.326e+00 1.414e+01 -0.165
Covid_Pos_Sentiment:c(Industry)Credit Services 9.598e-02 4.282e+00 0.022
Covid_Pos_Sentiment:c(Industry)Department Stores -2.424e+01 9.124e+00 -2.656
Covid_Pos_Sentiment:c(Industry)Diagnostics & Research -2.241e+00 2.932e+00 -0.764
Covid_Pos_Sentiment:c(Industry)Discount Stores -5.735e+00 7.086e+00 -0.809
Covid_Pos_Sentiment:c(Industry)Drug Manufacturers - General -3.013e+00 3.442e+00 -0.875
Covid_Pos_Sentiment:c(Industry)Drug Manufacturers - Specialty & Generic -3.014e+00 2.913e+00 -1.035
Covid_Pos_Sentiment:c(Industry)Education & Training Services -1.628e+00 4.604e+00 -0.354
Covid_Pos_Sentiment:c(Industry)Electrical Equipment & Parts -2.008e+00 3.650e+00 -0.550
Covid_Pos_Sentiment:c(Industry)Electronic Components -3.930e+00 3.260e+00 -1.205
Covid_Pos_Sentiment:c(Industry)Electronic Gaming & Multimedia -2.844e+00 2.708e+01 -0.105
Covid_Pos_Sentiment:c(Industry)Electronics & Computer Distribution 4.200e+00 6.340e+00 0.662
Covid_Pos_Sentiment:c(Industry)Engineering & Construction -3.810e+00 3.472e+00 -1.098
Covid_Pos_Sentiment:c(Industry)Entertainment -1.695e+00 3.660e+00 -0.463
Covid_Pos_Sentiment:c(Industry)Farm & Heavy Construction Machinery -3.433e+00 3.765e+00 -0.912
Covid_Pos_Sentiment:c(Industry)Farm Products 1.694e+00 4.819e+00 0.352
Covid_Pos_Sentiment:c(Industry)Financial Conglomerates 1.327e+00 6.246e+00 0.212
Covid_Pos_Sentiment:c(Industry)Financial Data & Stock Exchanges 2.811e+00 8.166e+00 0.344
Covid_Pos_Sentiment:c(Industry)Food Distribution -7.348e-01 5.160e+00 -0.142
Covid_Pos_Sentiment:c(Industry)Footwear & Accessories 3.690e+00 4.047e+00 0.912
Covid_Pos_Sentiment:c(Industry)Furnishings, Fixtures & Appliances 3.280e-01 3.832e+00 0.086
Covid_Pos_Sentiment:c(Industry)Gambling 8.006e-01 4.880e+00 0.164
Covid_Pos_Sentiment:c(Industry)Gold -1.540e+00 6.601e+00 -0.233
Covid_Pos_Sentiment:c(Industry)Grocery Stores -4.179e+00 6.206e+00 -0.673
Covid_Pos_Sentiment:c(Industry)Health Information Services -4.696e+00 3.605e+00 -1.303
Covid_Pos_Sentiment:c(Industry)Healthcare Plans 1.966e-02 4.516e+00 0.004
Covid_Pos_Sentiment:c(Industry)Home Improvement Retail -8.221e+00 7.228e+00 -1.137
Covid_Pos_Sentiment:c(Industry)Household & Personal Products -1.710e+00 3.561e+00 -0.480
Covid_Pos_Sentiment:c(Industry)Industrial Distribution -3.330e+00 3.940e+00 -0.845
Covid_Pos_Sentiment:c(Industry)Information Technology Services 9.722e-01 3.332e+00 0.292
Covid_Pos_Sentiment:c(Industry)Infrastructure Operations -3.671e+00 2.259e+01 -0.162
Covid_Pos_Sentiment:c(Industry)Insurance - Diversified -3.913e+00 6.073e+00 -0.644
Covid_Pos_Sentiment:c(Industry)Insurance - Life -3.504e+00 3.402e+00 -1.030
Covid_Pos_Sentiment:c(Industry)Insurance - Property & Casualty -6.182e-01 3.290e+00 -0.188
Covid_Pos_Sentiment:c(Industry)Insurance - Reinsurance 5.412e-01 7.357e+00 0.074
Covid_Pos_Sentiment:c(Industry)Insurance - Specialty -2.964e+00 4.636e+00 -0.639
Covid_Pos_Sentiment:c(Industry)Insurance Brokers 3.673e+00 4.934e+00 0.744
Covid_Pos_Sentiment:c(Industry)Integrated Freight & Logistics 1.619e-01 6.524e+00 0.025
Covid_Pos_Sentiment:c(Industry)Internet Content & Information 5.803e+00 4.573e+00 1.269
Covid_Pos_Sentiment:c(Industry)Internet Retail 6.193e-02 4.097e+00 0.015
Covid_Pos_Sentiment:c(Industry)Leisure -3.367e-01 4.097e+00 -0.082
Covid_Pos_Sentiment:c(Industry)Lodging -6.417e+00 6.332e+00 -1.013
Covid_Pos_Sentiment:c(Industry)Lumber & Wood Production -7.572e+00 5.535e+00 -1.368
Covid_Pos_Sentiment:c(Industry)Luxury Goods -8.493e+00 5.775e+00 -1.471
Covid_Pos_Sentiment:c(Industry)Marine Shipping -3.910e+00 7.259e+00 -0.539
Covid_Pos_Sentiment:c(Industry)Medical Care Facilities 2.144e-01 3.036e+00 0.071
Covid_Pos_Sentiment:c(Industry)Medical Devices -2.038e+00 2.855e+00 -0.714
Covid_Pos_Sentiment:c(Industry)Medical Distribution -2.445e+00 3.970e+00 -0.616
Covid_Pos_Sentiment:c(Industry)Medical Instruments & Supplies -2.607e+00 2.920e+00 -0.893
Covid_Pos_Sentiment:c(Industry)Metal Fabrication -1.794e+00 3.711e+00 -0.483
Covid_Pos_Sentiment:c(Industry)Mortgage Finance -9.347e-01 4.656e+00 -0.201
Covid_Pos_Sentiment:c(Industry)Oil & Gas Drilling -1.068e+01 1.348e+01 -0.792
Covid_Pos_Sentiment:c(Industry)Oil & Gas E&P -8.465e+00 5.161e+00 -1.640
Covid_Pos_Sentiment:c(Industry)Oil & Gas Equipment & Services -3.039e+00 4.180e+00 -0.727
Covid_Pos_Sentiment:c(Industry)Oil & Gas Integrated 4.925e+00 2.380e+01 0.207
Covid_Pos_Sentiment:c(Industry)Oil & Gas Midstream -3.442e+00 5.676e+00 -0.606
Covid_Pos_Sentiment:c(Industry)Oil & Gas Refining & Marketing 7.091e-01 4.207e+00 0.169
Covid_Pos_Sentiment:c(Industry)Other Industrial Metals & Mining 6.943e+00 1.097e+01 0.633
Covid_Pos_Sentiment:c(Industry)Other Precious Metals & Mining -3.149e+01 2.801e+01 -1.124
Covid_Pos_Sentiment:c(Industry)Packaged Foods -1.491e+00 3.314e+00 -0.450
Covid_Pos_Sentiment:c(Industry)Packaging & Containers -4.473e+00 4.139e+00 -1.081
Covid_Pos_Sentiment:c(Industry)Paper & Paper Products -2.691e+01 2.540e+01 -1.060
Covid_Pos_Sentiment:c(Industry)Personal Services 4.864e+00 4.947e+00 0.983
Covid_Pos_Sentiment:c(Industry)Pharmaceutical Retailers 2.875e+00 8.171e+00 0.352
Covid_Pos_Sentiment:c(Industry)Pollution & Treatment Controls -7.082e+00 6.619e+00 -1.070
Covid_Pos_Sentiment:c(Industry)Publishing -3.850e+00 4.297e+00 -0.896
Covid_Pos_Sentiment:c(Industry)Railroads -5.921e+00 6.550e+00 -0.904
Covid_Pos_Sentiment:c(Industry)Real Estate - Development 8.967e+00 1.299e+01 0.690
Covid_Pos_Sentiment:c(Industry)Real Estate - Diversified 2.858e+00 8.576e+00 0.333
Covid_Pos_Sentiment:c(Industry)Real Estate Services -4.965e-01 5.614e+00 -0.088
Covid_Pos_Sentiment:c(Industry)Recreational Vehicles 8.885e+00 6.506e+00 1.366
Covid_Pos_Sentiment:c(Industry)REIT - Diversified 2.990e-01 5.111e+00 0.059
Covid_Pos_Sentiment:c(Industry)REIT - Healthcare Facilities 7.391e-01 3.702e+00 0.200
Covid_Pos_Sentiment:c(Industry)REIT - Hotel & Motel 2.810e+00 5.138e+00 0.547
Covid_Pos_Sentiment:c(Industry)REIT - Industrial -1.048e+00 4.884e+00 -0.215
Covid_Pos_Sentiment:c(Industry)REIT - Mortgage -1.201e+00 3.700e+00 -0.324
Covid_Pos_Sentiment:c(Industry)REIT - Office -1.058e+00 4.253e+00 -0.249
Covid_Pos_Sentiment:c(Industry)REIT - Residential 1.712e+00 5.121e+00 0.334
Covid_Pos_Sentiment:c(Industry)REIT - Retail -4.110e+00 4.157e+00 -0.989
Covid_Pos_Sentiment:c(Industry)REIT - Specialty -1.191e+00 3.828e+00 -0.311
Covid_Pos_Sentiment:c(Industry)Rental & Leasing Services -4.407e+00 4.456e+00 -0.989
Covid_Pos_Sentiment:c(Industry)Residential Construction 1.739e+00 4.422e+00 0.393
Covid_Pos_Sentiment:c(Industry)Resorts & Casinos 1.282e+00 4.696e+00 0.273
Covid_Pos_Sentiment:c(Industry)Restaurants -1.111e+00 3.458e+00 -0.321
Covid_Pos_Sentiment:c(Industry)Scientific & Technical Instruments -2.428e+00 3.962e+00 -0.613
Covid_Pos_Sentiment:c(Industry)Security & Protection Services 8.329e-01 4.414e+00 0.189
Covid_Pos_Sentiment:c(Industry)Semiconductor Equipment & Materials 1.940e+00 3.945e+00 0.492
Covid_Pos_Sentiment:c(Industry)Semiconductors -2.782e+00 3.392e+00 -0.820
Covid_Pos_Sentiment:c(Industry)Software - Application -2.277e+00 2.961e+00 -0.769
Covid_Pos_Sentiment:c(Industry)Software - Infrastructure -6.724e-01 3.078e+00 -0.218
Covid_Pos_Sentiment:c(Industry)Solar 1.585e+01 8.948e+00 1.771
Covid_Pos_Sentiment:c(Industry)Specialty Business Services -3.821e-02 4.214e+00 -0.009
Covid_Pos_Sentiment:c(Industry)Specialty Chemicals -3.189e+00 3.258e+00 -0.979
Covid_Pos_Sentiment:c(Industry)Specialty Industrial Machinery -1.030e-01 3.131e+00 -0.033
Covid_Pos_Sentiment:c(Industry)Specialty Retail 1.142e+00 3.724e+00 0.307
Covid_Pos_Sentiment:c(Industry)Staffing & Employment Services -3.371e+00 4.125e+00 -0.817
Covid_Pos_Sentiment:c(Industry)Steel -3.204e+00 5.205e+00 -0.616
Covid_Pos_Sentiment:c(Industry)Telecom Services 5.252e-02 4.578e+00 0.011
Covid_Pos_Sentiment:c(Industry)Textile Manufacturing -8.148e+00 3.835e+00 -2.124
Covid_Pos_Sentiment:c(Industry)Thermal Coal -5.752e+00 5.350e+00 -1.075
Covid_Pos_Sentiment:c(Industry)Tobacco -7.413e+00 4.393e+00 -1.688
Covid_Pos_Sentiment:c(Industry)Tools & Accessories 6.063e-01 5.598e+00 0.108
Covid_Pos_Sentiment:c(Industry)Travel Services -2.109e+00 6.450e+00 -0.327
Covid_Pos_Sentiment:c(Industry)Trucking -8.578e+00 7.816e+00 -1.098
Covid_Pos_Sentiment:c(Industry)Uranium 2.117e+00 8.238e+00 0.257
Covid_Pos_Sentiment:c(Industry)Utilities - Diversified -4.274e+00 4.220e+00 -1.013
Covid_Pos_Sentiment:c(Industry)Utilities - Independent Power Producers -1.033e+01 1.049e+01 -0.985
Covid_Pos_Sentiment:c(Industry)Utilities - Regulated Electric -4.289e-01 3.557e+00 -0.121
Covid_Pos_Sentiment:c(Industry)Utilities - Regulated Gas -1.896e+00 4.379e+00 -0.433
Covid_Pos_Sentiment:c(Industry)Utilities - Regulated Water -4.737e-01 6.205e+00 -0.076
Covid_Pos_Sentiment:c(Industry)Utilities - Renewable -1.467e+01 1.091e+01 -1.345
Covid_Pos_Sentiment:c(Industry)Waste Management -3.237e+00 3.720e+00 -0.870
Correlation matrix not shown by default, as p = 287 > 12.
Use print(x, correlation=TRUE) or
vcov(x) if you need it
fit warnings:
Some predictor variables are on very different scales: consider rescaling
lm(Percent_Change_bt_DayBefore_y_DayAfter ~ c(Industry) + Day_of_EarningsCall + Covid_Exposure + Covid_Pos_Sentiment + Covid_Pos_Sentiment:c(Industry), data = Closing_Share_Price_Across_Time) |>
summary()
Call:
lm(formula = Percent_Change_bt_DayBefore_y_DayAfter ~ c(Industry) +
Day_of_EarningsCall + Covid_Exposure + Covid_Pos_Sentiment +
Covid_Pos_Sentiment:c(Industry), data = Closing_Share_Price_Across_Time)
Residuals:
Min 1Q Median 3Q Max
-101.413 -4.714 -0.271 4.374 251.680
Coefficients:
Estimate Std. Error t value Pr(>|t|)
(Intercept) 1.456e+01 6.925e+00 2.102 0.03558 *
c(Industry)Aerospace & Defense 4.827e-01 1.719e+00 0.281 0.77888
c(Industry)Agricultural Inputs 2.671e+00 2.561e+00 1.043 0.29691
c(Industry)Airlines 1.017e+00 2.170e+00 0.469 0.63925
c(Industry)Airports & Air Services -5.617e+00 8.316e+00 -0.675 0.49939
c(Industry)Aluminum -1.341e+00 4.033e+00 -0.333 0.73941
c(Industry)Apparel Manufacturing 3.288e+00 1.906e+00 1.725 0.08448 .
c(Industry)Apparel Retail 3.413e+00 1.762e+00 1.937 0.05277 .
c(Industry)Asset Management 2.306e+00 1.591e+00 1.450 0.14714
c(Industry)Auto & Truck Dealerships 3.084e+00 1.988e+00 1.551 0.12090
c(Industry)Auto Manufacturers -1.722e-01 2.779e+00 -0.062 0.95060
c(Industry)Auto Parts 3.216e+00 1.742e+00 1.847 0.06484 .
c(Industry)Banks - Diversified -6.957e-02 2.863e+00 -0.024 0.98061
c(Industry)Banks - Regional 2.917e+00 1.525e+00 1.913 0.05580 .
c(Industry)Beverages - Brewers 4.117e-01 3.654e+00 0.113 0.91028
c(Industry)Beverages - Non-Alcoholic 1.427e-01 2.470e+00 0.058 0.95393
c(Industry)Beverages - Wineries & Distilleries 1.492e+00 7.575e+00 0.197 0.84387
c(Industry)Biotechnology 1.650e+00 1.511e+00 1.092 0.27474
c(Industry)Broadcasting 4.615e+00 2.210e+00 2.088 0.03681 *
c(Industry)Building Materials 3.332e+00 2.759e+00 1.208 0.22722
c(Industry)Building Products & Equipment 1.455e+00 1.829e+00 0.795 0.42643
c(Industry)Business Equipment & Supplies -7.567e+00 6.058e+00 -1.249 0.21166
c(Industry)Capital Markets 1.740e+00 2.189e+00 0.795 0.42666
c(Industry)Chemicals 2.254e+00 2.618e+00 0.861 0.38914
c(Industry)Coking Coal 4.164e+00 3.551e+00 1.173 0.24085
c(Industry)Communication Equipment 4.844e-01 1.748e+00 0.277 0.78175
c(Industry)Computer Hardware 2.792e+00 2.024e+00 1.379 0.16785
c(Industry)Confectioners 1.107e-01 5.596e+00 0.020 0.98422
c(Industry)Conglomerates 1.049e+00 2.053e+00 0.511 0.60923
c(Industry)Consulting Services 4.476e+00 2.476e+00 1.808 0.07066 .
c(Industry)Consumer Electronics -4.378e+00 2.740e+00 -1.598 0.11012
c(Industry)Copper 9.008e-01 5.045e+00 0.179 0.85829
c(Industry)Credit Services 5.016e+00 1.873e+00 2.678 0.00741 **
c(Industry)Department Stores 5.353e+00 3.472e+00 1.542 0.12315
c(Industry)Diagnostics & Research 1.480e+00 1.735e+00 0.853 0.39391
c(Industry)Discount Stores 8.465e-01 2.561e+00 0.331 0.74096
c(Industry)Drug Manufacturers - General 1.577e+00 2.580e+00 0.611 0.54089
c(Industry)Drug Manufacturers - Specialty & Generic 1.233e+00 1.691e+00 0.729 0.46586
c(Industry)Education & Training Services 2.868e+00 2.304e+00 1.245 0.21318
c(Industry)Electrical Equipment & Parts -1.260e+00 1.983e+00 -0.636 0.52508
c(Industry)Electronic Components 3.070e+00 1.755e+00 1.749 0.08029 .
c(Industry)Electronic Gaming & Multimedia 7.043e+00 5.987e+00 1.176 0.23943
c(Industry)Electronics & Computer Distribution 1.575e+00 2.794e+00 0.564 0.57289
c(Industry)Engineering & Construction 2.705e+00 1.803e+00 1.500 0.13359
c(Industry)Entertainment 1.844e+00 1.956e+00 0.943 0.34587
c(Industry)Farm & Heavy Construction Machinery 2.344e+00 1.919e+00 1.221 0.22198
c(Industry)Farm Products -2.736e+00 2.563e+00 -1.068 0.28562
c(Industry)Financial Conglomerates 1.765e+00 3.718e+00 0.475 0.63493
c(Industry)Financial Data & Stock Exchanges 7.985e-02 2.364e+00 0.034 0.97306
c(Industry)Food Distribution 3.715e-01 2.610e+00 0.142 0.88679
c(Industry)Footwear & Accessories 1.267e-01 2.012e+00 0.063 0.94979
c(Industry)Furnishings, Fixtures & Appliances 4.596e-01 1.968e+00 0.233 0.81538
c(Industry)Gambling 3.515e+00 2.478e+00 1.419 0.15601
c(Industry)Gold 1.658e+00 3.227e+00 0.514 0.60733
c(Industry)Grocery Stores 4.021e+00 3.106e+00 1.295 0.19549
c(Industry)Health Information Services 9.922e-01 1.920e+00 0.517 0.60530
c(Industry)Healthcare Plans 4.604e-01 2.837e+00 0.162 0.87107
c(Industry)Home Improvement Retail 3.393e+00 2.945e+00 1.152 0.24929
c(Industry)Household & Personal Products 2.680e+00 1.996e+00 1.342 0.17949
c(Industry)Industrial Distribution 3.710e+00 2.000e+00 1.855 0.06357 .
c(Industry)Information Technology Services 2.135e+00 1.759e+00 1.214 0.22478
c(Industry)Infrastructure Operations 3.623e+00 1.195e+01 0.303 0.76168
c(Industry)Insurance - Diversified 4.077e+00 3.443e+00 1.184 0.23632
c(Industry)Insurance - Life 1.859e+00 2.153e+00 0.864 0.38776
c(Industry)Insurance - Property & Casualty 1.155e+00 1.771e+00 0.652 0.51440
c(Industry)Insurance - Reinsurance 9.141e-02 9.850e+00 0.009 0.99260
c(Industry)Insurance - Specialty -1.790e-01 2.252e+00 -0.079 0.93665
c(Industry)Insurance Brokers -4.190e+00 2.487e+00 -1.685 0.09201 .
c(Industry)Integrated Freight & Logistics 1.243e+00 2.289e+00 0.543 0.58724
c(Industry)Internet Content & Information 2.261e+00 2.118e+00 1.068 0.28564
c(Industry)Internet Retail 1.962e+00 2.226e+00 0.882 0.37798
c(Industry)Leisure 2.021e+00 2.093e+00 0.966 0.33428
c(Industry)Lodging 4.620e+00 2.490e+00 1.855 0.06356 .
c(Industry)Lumber & Wood Production 5.127e+00 3.354e+00 1.529 0.12635
c(Industry)Luxury Goods 2.733e+00 3.805e+00 0.718 0.47263
c(Industry)Marine Shipping 2.891e+00 3.238e+00 0.893 0.37207
c(Industry)Medical Care Facilities 8.046e-01 1.809e+00 0.445 0.65651
c(Industry)Medical Devices 6.267e-01 1.560e+00 0.402 0.68791
c(Industry)Medical Distribution 7.659e-01 2.512e+00 0.305 0.76047
c(Industry)Medical Instruments & Supplies 1.761e+00 1.711e+00 1.029 0.30343
c(Industry)Metal Fabrication 2.775e-01 2.064e+00 0.134 0.89307
c(Industry)Mortgage Finance 2.107e+00 2.494e+00 0.845 0.39820
c(Industry)Oil & Gas Drilling 5.344e+00 5.531e+00 0.966 0.33393
c(Industry)Oil & Gas E&P 3.433e+00 1.905e+00 1.802 0.07153 .
c(Industry)Oil & Gas Equipment & Services 1.100e+00 1.796e+00 0.613 0.54008
c(Industry)Oil & Gas Integrated 3.990e-01 4.264e+00 0.094 0.92545
c(Industry)Oil & Gas Midstream 2.164e+00 2.012e+00 1.075 0.28224
c(Industry)Oil & Gas Refining & Marketing 1.977e+00 2.110e+00 0.937 0.34884
c(Industry)Other Industrial Metals & Mining -1.457e+00 4.236e+00 -0.344 0.73081
c(Industry)Other Precious Metals & Mining 1.023e+01 6.162e+00 1.661 0.09680 .
c(Industry)Packaged Foods 7.491e-01 1.763e+00 0.425 0.67095
c(Industry)Packaging & Containers 2.751e+00 1.955e+00 1.407 0.15941
c(Industry)Paper & Paper Products -3.216e+00 5.744e+00 -0.560 0.57559
c(Industry)Personal Services -5.683e-01 2.591e+00 -0.219 0.82636
c(Industry)Pharmaceutical Retailers -2.823e+00 5.410e+00 -0.522 0.60174
c(Industry)Pollution & Treatment Controls 3.980e+00 2.966e+00 1.342 0.17962
c(Industry)Publishing 2.623e+00 2.686e+00 0.976 0.32888
c(Industry)Railroads 2.931e+00 2.357e+00 1.244 0.21370
c(Industry)Real Estate - Development 2.567e+00 4.116e+00 0.624 0.53289
c(Industry)Real Estate - Diversified 1.158e-01 5.516e+00 0.021 0.98325
c(Industry)Real Estate Services 3.198e+00 2.101e+00 1.522 0.12801
c(Industry)Recreational Vehicles -1.093e+00 2.609e+00 -0.419 0.67521
c(Industry)REIT - Diversified 5.920e-02 2.261e+00 0.026 0.97912
c(Industry)REIT - Healthcare Facilities 5.909e-01 2.299e+00 0.257 0.79717
c(Industry)REIT - Hotel & Motel -1.663e-02 2.027e+00 -0.008 0.99346
c(Industry)REIT - Industrial 1.255e+00 2.222e+00 0.565 0.57222
c(Industry)REIT - Mortgage 1.230e+00 1.754e+00 0.701 0.48327
c(Industry)REIT - Office 7.745e-01 2.028e+00 0.382 0.70253
c(Industry)REIT - Residential 1.603e+00 2.066e+00 0.776 0.43781
c(Industry)REIT - Retail 3.301e+00 1.980e+00 1.667 0.09556 .
c(Industry)REIT - Specialty 1.442e+00 1.930e+00 0.747 0.45496
c(Industry)Rental & Leasing Services 2.087e+00 2.092e+00 0.997 0.31855
c(Industry)Residential Construction 3.173e+00 2.007e+00 1.581 0.11379
c(Industry)Resorts & Casinos 1.740e+00 2.103e+00 0.828 0.40795
c(Industry)Restaurants 3.250e+00 1.759e+00 1.848 0.06465 .
c(Industry)Scientific & Technical Instruments 1.165e+00 1.881e+00 0.620 0.53558
c(Industry)Security & Protection Services -2.058e+00 2.428e+00 -0.847 0.39678
c(Industry)Semiconductor Equipment & Materials 8.582e-01 1.875e+00 0.458 0.64708
c(Industry)Semiconductors 4.022e+00 1.726e+00 2.330 0.01983 *
c(Industry)Software - Application 9.627e-01 1.541e+00 0.625 0.53215
c(Industry)Software - Infrastructure 1.048e+00 1.590e+00 0.659 0.50965
c(Industry)Solar 1.013e+00 2.933e+00 0.345 0.72988
c(Industry)Specialty Business Services -8.306e-01 2.038e+00 -0.407 0.68365
c(Industry)Specialty Chemicals 1.390e+00 1.720e+00 0.808 0.41898
c(Industry)Specialty Industrial Machinery 1.359e+00 1.623e+00 0.837 0.40248
c(Industry)Specialty Retail 2.046e+00 1.751e+00 1.169 0.24253
c(Industry)Staffing & Employment Services 4.040e+00 2.094e+00 1.929 0.05378 .
c(Industry)Steel 3.424e+00 2.422e+00 1.414 0.15739
c(Industry)Telecom Services 9.270e-01 1.970e+00 0.471 0.63798
c(Industry)Textile Manufacturing 1.025e+00 2.920e+00 0.351 0.72554
c(Industry)Thermal Coal 3.194e+00 3.057e+00 1.045 0.29614
c(Industry)Tobacco 6.232e+00 2.440e+00 2.554 0.01066 *
c(Industry)Tools & Accessories 2.051e-01 2.459e+00 0.083 0.93354
c(Industry)Travel Services 1.912e+00 2.746e+00 0.696 0.48624
c(Industry)Trucking 3.614e+00 2.558e+00 1.413 0.15776
c(Industry)Uranium -7.684e+00 5.016e+00 -1.532 0.12562
c(Industry)Utilities - Diversified 1.880e+00 2.753e+00 0.683 0.49463
c(Industry)Utilities - Independent Power Producers 4.987e+00 5.341e+00 0.934 0.35044
c(Industry)Utilities - Regulated Electric 1.181e+00 1.782e+00 0.663 0.50756
c(Industry)Utilities - Regulated Gas 2.565e+00 2.391e+00 1.073 0.28342
c(Industry)Utilities - Regulated Water 1.898e+00 3.007e+00 0.631 0.52780
c(Industry)Utilities - Renewable 6.872e+00 5.416e+00 1.269 0.20450
c(Industry)Waste Management 2.006e+00 2.330e+00 0.861 0.38913
Day_of_EarningsCall -8.563e-04 3.619e-04 -2.366 0.01799 *
Covid_Exposure -2.662e-01 1.147e-01 -2.321 0.02031 *
Covid_Pos_Sentiment 2.902e+00 2.731e+00 1.063 0.28787
c(Industry)Aerospace & Defense:Covid_Pos_Sentiment -5.172e-01 3.327e+00 -0.155 0.87648
c(Industry)Agricultural Inputs:Covid_Pos_Sentiment -3.986e+00 6.701e+00 -0.595 0.55198
c(Industry)Airlines:Covid_Pos_Sentiment -2.469e+00 6.974e+00 -0.354 0.72332
c(Industry)Airports & Air Services:Covid_Pos_Sentiment 1.826e+00 1.126e+01 0.162 0.87113
c(Industry)Aluminum:Covid_Pos_Sentiment -9.633e-01 9.969e+00 -0.097 0.92302
c(Industry)Apparel Manufacturing:Covid_Pos_Sentiment -5.233e+00 3.139e+00 -1.667 0.09548 .
c(Industry)Apparel Retail:Covid_Pos_Sentiment -1.119e+00 3.436e+00 -0.326 0.74477
c(Industry)Asset Management:Covid_Pos_Sentiment -1.654e-01 3.117e+00 -0.053 0.95768
c(Industry)Auto & Truck Dealerships:Covid_Pos_Sentiment -3.854e+00 4.569e+00 -0.844 0.39889
c(Industry)Auto Manufacturers:Covid_Pos_Sentiment -1.359e+00 7.941e+00 -0.171 0.86415
c(Industry)Auto Parts:Covid_Pos_Sentiment -2.497e+00 3.069e+00 -0.814 0.41589
c(Industry)Banks - Diversified:Covid_Pos_Sentiment -9.475e+00 1.574e+01 -0.602 0.54717
c(Industry)Banks - Regional:Covid_Pos_Sentiment -3.121e+00 3.223e+00 -0.969 0.33279
c(Industry)Beverages - Brewers:Covid_Pos_Sentiment 2.390e+00 8.126e+00 0.294 0.76872
c(Industry)Beverages - Non-Alcoholic:Covid_Pos_Sentiment -3.800e+00 3.661e+00 -1.038 0.29930
c(Industry)Beverages - Wineries & Distilleries:Covid_Pos_Sentiment -1.498e+01 2.320e+01 -0.646 0.51848
c(Industry)Biotechnology:Covid_Pos_Sentiment -3.688e+00 2.817e+00 -1.309 0.19051
c(Industry)Broadcasting:Covid_Pos_Sentiment -4.998e+00 4.995e+00 -1.001 0.31706
c(Industry)Building Materials:Covid_Pos_Sentiment -9.878e+00 9.583e+00 -1.031 0.30263
c(Industry)Building Products & Equipment:Covid_Pos_Sentiment 9.695e-01 3.810e+00 0.254 0.79916
c(Industry)Business Equipment & Supplies:Covid_Pos_Sentiment 1.219e+01 1.323e+01 0.921 0.35694
c(Industry)Capital Markets:Covid_Pos_Sentiment -4.598e+00 6.962e+00 -0.660 0.50899
c(Industry)Chemicals:Covid_Pos_Sentiment -9.702e-01 4.815e+00 -0.202 0.84030
c(Industry)Coking Coal:Covid_Pos_Sentiment -1.171e+01 1.235e+01 -0.948 0.34326
c(Industry)Communication Equipment:Covid_Pos_Sentiment -4.754e-01 3.603e+00 -0.132 0.89502
c(Industry)Computer Hardware:Covid_Pos_Sentiment -1.809e+00 3.664e+00 -0.494 0.62145
c(Industry)Confectioners:Covid_Pos_Sentiment -1.114e-01 5.737e+00 -0.019 0.98450
c(Industry)Conglomerates:Covid_Pos_Sentiment -1.954e-01 3.877e+00 -0.050 0.95980
c(Industry)Consulting Services:Covid_Pos_Sentiment -6.640e+00 4.662e+00 -1.424 0.15440
c(Industry)Consumer Electronics:Covid_Pos_Sentiment 1.296e+01 6.517e+00 1.989 0.04676 *
c(Industry)Copper:Covid_Pos_Sentiment -2.431e+00 1.424e+01 -0.171 0.86450
c(Industry)Credit Services:Covid_Pos_Sentiment 1.696e-02 4.244e+00 0.004 0.99681
c(Industry)Department Stores:Covid_Pos_Sentiment -2.429e+01 9.083e+00 -2.675 0.00749 **
c(Industry)Diagnostics & Research:Covid_Pos_Sentiment -2.024e+00 2.905e+00 -0.697 0.48596
c(Industry)Discount Stores:Covid_Pos_Sentiment -7.249e+00 6.991e+00 -1.037 0.29984
c(Industry)Drug Manufacturers - General:Covid_Pos_Sentiment -2.683e+00 3.408e+00 -0.787 0.43109
c(Industry)Drug Manufacturers - Specialty & Generic:Covid_Pos_Sentiment -3.193e+00 2.879e+00 -1.109 0.26742
c(Industry)Education & Training Services:Covid_Pos_Sentiment -1.651e+00 4.574e+00 -0.361 0.71816
c(Industry)Electrical Equipment & Parts:Covid_Pos_Sentiment -1.742e+00 3.634e+00 -0.479 0.63174
c(Industry)Electronic Components:Covid_Pos_Sentiment -3.836e+00 3.229e+00 -1.188 0.23499
c(Industry)Electronic Gaming & Multimedia:Covid_Pos_Sentiment -3.062e+00 2.723e+01 -0.112 0.91047
c(Industry)Electronics & Computer Distribution:Covid_Pos_Sentiment 4.153e+00 6.333e+00 0.656 0.51193
c(Industry)Engineering & Construction:Covid_Pos_Sentiment -3.785e+00 3.449e+00 -1.097 0.27252
c(Industry)Entertainment:Covid_Pos_Sentiment -1.508e+00 3.615e+00 -0.417 0.67653
c(Industry)Farm & Heavy Construction Machinery:Covid_Pos_Sentiment -3.462e+00 3.739e+00 -0.926 0.35459
c(Industry)Farm Products:Covid_Pos_Sentiment 2.052e+00 4.770e+00 0.430 0.66710
c(Industry)Financial Conglomerates:Covid_Pos_Sentiment 1.485e+00 6.255e+00 0.237 0.81240
c(Industry)Financial Data & Stock Exchanges:Covid_Pos_Sentiment 2.914e+00 8.153e+00 0.357 0.72084
c(Industry)Food Distribution:Covid_Pos_Sentiment -5.295e-01 5.152e+00 -0.103 0.91814
c(Industry)Footwear & Accessories:Covid_Pos_Sentiment 3.609e+00 4.044e+00 0.892 0.37219
c(Industry)Furnishings, Fixtures & Appliances:Covid_Pos_Sentiment 2.513e-01 3.800e+00 0.066 0.94727
c(Industry)Gambling:Covid_Pos_Sentiment 1.253e+00 4.863e+00 0.258 0.79670
c(Industry)Gold:Covid_Pos_Sentiment -1.504e+00 6.544e+00 -0.230 0.81816
c(Industry)Grocery Stores:Covid_Pos_Sentiment -4.549e+00 6.149e+00 -0.740 0.45938
[ reached getOption("max.print") -- omitted 88 rows ]
---
Signif. codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1
Residual standard error: 10.23 on 12709 degrees of freedom
(13493 observations deleted due to missingness)
Multiple R-squared: 0.02539, Adjusted R-squared: 0.003385
F-statistic: 1.154 on 287 and 12709 DF, p-value: 0.03915
lm(Percent_Change_bt_DayBefore_y_DayAfter ~ c(Industry) + Day_of_EarningsCall + Covid_Neg_Sentiment + Covid_Neg_Sentiment:c(Industry), data = Closing_Share_Price_Across_Time) |>
summary()
Call:
lm(formula = Percent_Change_bt_DayBefore_y_DayAfter ~ c(Industry) +
Day_of_EarningsCall + Covid_Neg_Sentiment + Covid_Neg_Sentiment:c(Industry),
data = Closing_Share_Price_Across_Time)
Residuals:
Min 1Q Median 3Q Max
-100.721 -4.735 -0.301 4.423 252.122
Coefficients:
Estimate Std. Error t value Pr(>|t|)
(Intercept) 1.580e+01 6.837e+00 2.311 0.02084 *
c(Industry)Aerospace & Defense 5.904e-01 1.950e+00 0.303 0.76208
c(Industry)Agricultural Inputs 3.751e+00 3.063e+00 1.225 0.22071
c(Industry)Airlines 2.168e+00 2.411e+00 0.899 0.36848
c(Industry)Airports & Air Services -2.915e+00 7.608e+00 -0.383 0.70163
c(Industry)Aluminum -8.626e-01 4.304e+00 -0.200 0.84114
c(Industry)Apparel Manufacturing 2.868e+00 2.141e+00 1.340 0.18043
c(Industry)Apparel Retail 1.597e+00 2.038e+00 0.784 0.43325
c(Industry)Asset Management 3.201e+00 1.791e+00 1.787 0.07390 .
c(Industry)Auto & Truck Dealerships 3.659e-01 2.227e+00 0.164 0.86951
c(Industry)Auto Manufacturers -1.006e+00 3.611e+00 -0.279 0.78062
c(Industry)Auto Parts 3.128e+00 1.887e+00 1.658 0.09735 .
c(Industry)Banks - Diversified 5.973e-02 3.642e+00 0.016 0.98691
c(Industry)Banks - Regional 2.643e+00 1.713e+00 1.543 0.12279
c(Industry)Beverages - Brewers 3.730e+00 4.131e+00 0.903 0.36667
c(Industry)Beverages - Non-Alcoholic -4.319e-01 2.744e+00 -0.157 0.87492
c(Industry)Beverages - Wineries & Distilleries 1.086e-01 6.112e+00 0.018 0.98582
c(Industry)Biotechnology 1.402e+00 1.684e+00 0.833 0.40511
c(Industry)Broadcasting 6.245e+00 2.278e+00 2.742 0.00611 **
c(Industry)Building Materials 2.856e+00 3.388e+00 0.843 0.39926
c(Industry)Building Products & Equipment 1.353e+00 2.017e+00 0.670 0.50258
c(Industry)Business Equipment & Supplies -3.977e+00 6.073e+00 -0.655 0.51263
c(Industry)Capital Markets 2.558e+00 2.506e+00 1.021 0.30746
c(Industry)Chemicals 3.781e+00 2.501e+00 1.512 0.13063
c(Industry)Coking Coal 4.245e+00 3.280e+00 1.294 0.19564
c(Industry)Communication Equipment 8.555e-01 1.906e+00 0.449 0.65358
c(Industry)Computer Hardware 1.471e+00 2.119e+00 0.694 0.48758
c(Industry)Confectioners 1.148e+00 5.403e+00 0.212 0.83175
c(Industry)Conglomerates 2.142e-01 2.353e+00 0.091 0.92748
c(Industry)Consulting Services 4.035e+00 2.504e+00 1.611 0.10716
c(Industry)Consumer Electronics 2.093e+00 3.222e+00 0.650 0.51601
c(Industry)Copper 4.417e-02 5.206e+00 0.008 0.99323
c(Industry)Credit Services 5.032e+00 2.098e+00 2.398 0.01649 *
c(Industry)Department Stores 2.164e+00 3.385e+00 0.639 0.52277
c(Industry)Diagnostics & Research 1.208e+00 1.862e+00 0.649 0.51666
c(Industry)Discount Stores 5.349e+00 2.409e+00 2.220 0.02642 *
c(Industry)Drug Manufacturers - General 5.276e-01 2.435e+00 0.217 0.82849
c(Industry)Drug Manufacturers - Specialty & Generic 2.354e-01 1.883e+00 0.125 0.90051
c(Industry)Education & Training Services 2.729e+00 2.322e+00 1.175 0.24006
c(Industry)Electrical Equipment & Parts -4.954e-01 2.234e+00 -0.222 0.82447
c(Industry)Electronic Components 2.770e+00 1.988e+00 1.393 0.16371
c(Industry)Electronic Gaming & Multimedia 8.860e+00 5.218e+00 1.698 0.08956 .
c(Industry)Electronics & Computer Distribution 4.336e+00 2.908e+00 1.491 0.13590
c(Industry)Engineering & Construction 1.397e+00 1.988e+00 0.703 0.48222
c(Industry)Entertainment 1.653e+00 2.013e+00 0.821 0.41156
c(Industry)Farm & Heavy Construction Machinery 1.584e+00 2.163e+00 0.732 0.46416
c(Industry)Farm Products -2.468e+00 2.552e+00 -0.967 0.33364
c(Industry)Financial Conglomerates 4.010e+00 4.853e+00 0.826 0.40865
c(Industry)Financial Data & Stock Exchanges -2.437e-01 2.562e+00 -0.095 0.92421
c(Industry)Food Distribution -8.874e-02 2.701e+00 -0.033 0.97379
c(Industry)Footwear & Accessories -1.714e+00 2.467e+00 -0.695 0.48726
c(Industry)Furnishings, Fixtures & Appliances -2.954e-01 2.177e+00 -0.136 0.89206
c(Industry)Gambling 5.637e+00 2.899e+00 1.944 0.05191 .
c(Industry)Gold 3.807e+00 3.437e+00 1.108 0.26801
c(Industry)Grocery Stores -2.614e+00 3.088e+00 -0.846 0.39731
c(Industry)Health Information Services -9.769e-01 2.005e+00 -0.487 0.62614
c(Industry)Healthcare Plans 1.277e+00 2.921e+00 0.437 0.66205
c(Industry)Home Improvement Retail 2.540e+00 2.867e+00 0.886 0.37573
c(Industry)Household & Personal Products 2.408e+00 2.231e+00 1.079 0.28041
c(Industry)Industrial Distribution 1.192e+00 2.208e+00 0.540 0.58934
c(Industry)Information Technology Services 2.502e+00 1.942e+00 1.288 0.19766
c(Industry)Infrastructure Operations 2.210e+00 9.929e+00 0.223 0.82387
c(Industry)Insurance - Diversified 5.031e+00 3.496e+00 1.439 0.15011
c(Industry)Insurance - Life 1.075e+00 2.622e+00 0.410 0.68184
c(Industry)Insurance - Property & Casualty 1.963e+00 1.984e+00 0.990 0.32241
c(Industry)Insurance - Reinsurance -1.198e+01 1.383e+01 -0.866 0.38644
c(Industry)Insurance - Specialty 8.472e-01 2.432e+00 0.348 0.72761
c(Industry)Insurance Brokers -4.374e+00 2.679e+00 -1.632 0.10265
c(Industry)Integrated Freight & Logistics 3.707e+00 2.291e+00 1.618 0.10563
c(Industry)Internet Content & Information 3.329e+00 2.179e+00 1.528 0.12659
c(Industry)Internet Retail 1.418e+00 2.387e+00 0.594 0.55252
c(Industry)Leisure 2.729e+00 2.412e+00 1.132 0.25779
c(Industry)Lodging -8.781e-02 2.905e+00 -0.030 0.97588
c(Industry)Lumber & Wood Production 4.971e+00 4.165e+00 1.194 0.23269
c(Industry)Luxury Goods 3.068e+00 3.802e+00 0.807 0.41967
c(Industry)Marine Shipping 1.184e+00 3.548e+00 0.334 0.73866
c(Industry)Medical Care Facilities 1.910e+00 1.952e+00 0.979 0.32781
c(Industry)Medical Devices 1.164e+00 1.726e+00 0.674 0.50003
c(Industry)Medical Distribution 3.713e-01 2.663e+00 0.139 0.88911
c(Industry)Medical Instruments & Supplies 1.967e+00 1.900e+00 1.035 0.30059
c(Industry)Metal Fabrication 6.162e-01 2.511e+00 0.245 0.80616
c(Industry)Mortgage Finance 2.014e+00 2.994e+00 0.673 0.50121
c(Industry)Oil & Gas Drilling 2.469e+00 5.456e+00 0.453 0.65090
c(Industry)Oil & Gas E&P 2.730e+00 2.137e+00 1.277 0.20149
c(Industry)Oil & Gas Equipment & Services 6.465e-01 1.928e+00 0.335 0.73736
c(Industry)Oil & Gas Integrated 2.185e+00 3.742e+00 0.584 0.55938
c(Industry)Oil & Gas Midstream 1.524e+00 2.233e+00 0.683 0.49491
c(Industry)Oil & Gas Refining & Marketing 2.234e+00 2.403e+00 0.930 0.35255
c(Industry)Other Industrial Metals & Mining -3.340e+00 5.266e+00 -0.634 0.52591
c(Industry)Other Precious Metals & Mining 6.484e+00 5.890e+00 1.101 0.27096
c(Industry)Packaged Foods 1.924e+00 1.898e+00 1.013 0.31094
c(Industry)Packaging & Containers 2.367e+00 2.186e+00 1.083 0.27892
c(Industry)Paper & Paper Products -6.936e+00 1.272e+01 -0.545 0.58566
c(Industry)Personal Services 4.674e-01 2.708e+00 0.173 0.86295
c(Industry)Pharmaceutical Retailers -2.459e+00 4.648e+00 -0.529 0.59686
c(Industry)Pollution & Treatment Controls 2.419e+00 3.225e+00 0.750 0.45319
c(Industry)Publishing 2.489e+00 2.978e+00 0.836 0.40340
c(Industry)Railroads 2.912e+00 2.750e+00 1.059 0.28981
c(Industry)Real Estate - Development 3.268e+00 4.948e+00 0.661 0.50891
c(Industry)Real Estate - Diversified 6.126e-01 7.246e+00 0.085 0.93263
c(Industry)Real Estate Services 3.202e+00 2.210e+00 1.449 0.14737
c(Industry)Recreational Vehicles -7.250e-01 2.702e+00 -0.268 0.78842
c(Industry)REIT - Diversified 4.329e-01 2.550e+00 0.170 0.86517
c(Industry)REIT - Healthcare Facilities 7.379e-01 2.654e+00 0.278 0.78098
c(Industry)REIT - Hotel & Motel 2.508e+00 2.211e+00 1.135 0.25659
c(Industry)REIT - Industrial 4.121e-01 2.571e+00 0.160 0.87266
c(Industry)REIT - Mortgage 1.262e+00 1.902e+00 0.663 0.50705
c(Industry)REIT - Office 1.776e+00 2.289e+00 0.776 0.43776
c(Industry)REIT - Residential 1.554e+00 2.342e+00 0.664 0.50698
c(Industry)REIT - Retail 2.348e+00 2.189e+00 1.072 0.28353
c(Industry)REIT - Specialty 1.438e+00 2.240e+00 0.642 0.52078
c(Industry)Rental & Leasing Services 1.733e+00 2.313e+00 0.749 0.45369
c(Industry)Residential Construction 2.848e+00 2.198e+00 1.296 0.19512
c(Industry)Resorts & Casinos 2.011e+00 2.292e+00 0.878 0.38016
c(Industry)Restaurants 3.821e+00 1.956e+00 1.954 0.05077 .
c(Industry)Scientific & Technical Instruments 7.162e-01 2.112e+00 0.339 0.73454
c(Industry)Security & Protection Services -2.697e+00 2.577e+00 -1.046 0.29541
c(Industry)Semiconductor Equipment & Materials 1.117e+00 2.045e+00 0.546 0.58488
c(Industry)Semiconductors 5.337e+00 1.928e+00 2.768 0.00564 **
c(Industry)Software - Application 4.469e-01 1.698e+00 0.263 0.79242
c(Industry)Software - Infrastructure 1.656e+00 1.767e+00 0.937 0.34871
c(Industry)Solar -3.202e-01 3.653e+00 -0.088 0.93015
c(Industry)Specialty Business Services 7.699e-01 2.167e+00 0.355 0.72232
c(Industry)Specialty Chemicals 9.875e-01 1.897e+00 0.521 0.60263
c(Industry)Specialty Industrial Machinery 1.395e+00 1.826e+00 0.764 0.44502
c(Industry)Specialty Retail 3.008e+00 1.951e+00 1.542 0.12311
c(Industry)Staffing & Employment Services 4.114e+00 2.289e+00 1.797 0.07229 .
c(Industry)Steel 3.271e+00 2.646e+00 1.236 0.21644
c(Industry)Telecom Services 1.828e+00 2.144e+00 0.853 0.39386
c(Industry)Textile Manufacturing -2.127e-02 3.076e+00 -0.007 0.99448
c(Industry)Thermal Coal 1.931e+00 2.991e+00 0.646 0.51848
c(Industry)Tobacco 3.176e+00 2.792e+00 1.138 0.25530
c(Industry)Tools & Accessories 6.109e-03 2.438e+00 0.003 0.99800
c(Industry)Travel Services 2.417e+00 2.490e+00 0.971 0.33179
c(Industry)Trucking 4.988e+00 3.163e+00 1.577 0.11479
c(Industry)Uranium -9.005e+00 6.703e+00 -1.344 0.17912
c(Industry)Utilities - Diversified 2.283e+00 3.107e+00 0.735 0.46249
c(Industry)Utilities - Independent Power Producers 4.964e+00 5.690e+00 0.872 0.38303
c(Industry)Utilities - Regulated Electric 1.191e+00 1.981e+00 0.601 0.54780
c(Industry)Utilities - Regulated Gas 2.830e+00 2.755e+00 1.027 0.30426
c(Industry)Utilities - Regulated Water 2.716e+00 3.392e+00 0.801 0.42341
c(Industry)Utilities - Renewable 4.044e+00 5.617e+00 0.720 0.47159
c(Industry)Waste Management 1.013e+00 2.681e+00 0.378 0.70560
Day_of_EarningsCall -9.109e-04 3.545e-04 -2.569 0.01020 *
Covid_Neg_Sentiment 7.528e-01 2.260e+00 0.333 0.73906
c(Industry)Aerospace & Defense:Covid_Neg_Sentiment -6.384e-01 2.682e+00 -0.238 0.81189
c(Industry)Agricultural Inputs:Covid_Neg_Sentiment -5.290e+00 5.609e+00 -0.943 0.34560
c(Industry)Airlines:Covid_Neg_Sentiment -5.636e+00 4.786e+00 -1.178 0.23893
c(Industry)Airports & Air Services:Covid_Neg_Sentiment -2.215e+00 7.951e+00 -0.279 0.78060
c(Industry)Aluminum:Covid_Neg_Sentiment -1.368e+00 4.380e+00 -0.312 0.75473
c(Industry)Apparel Manufacturing:Covid_Neg_Sentiment -2.859e+00 2.740e+00 -1.043 0.29684
c(Industry)Apparel Retail:Covid_Neg_Sentiment 3.115e+00 2.998e+00 1.039 0.29876
c(Industry)Asset Management:Covid_Neg_Sentiment -1.934e+00 2.534e+00 -0.763 0.44534
c(Industry)Auto & Truck Dealerships:Covid_Neg_Sentiment 3.828e+00 3.399e+00 1.126 0.26020
c(Industry)Auto Manufacturers:Covid_Neg_Sentiment 1.675e+00 8.570e+00 0.195 0.84503
c(Industry)Auto Parts:Covid_Neg_Sentiment -1.186e+00 2.373e+00 -0.500 0.61707
c(Industry)Banks - Diversified:Covid_Neg_Sentiment -5.495e+00 1.078e+01 -0.510 0.61025
c(Industry)Banks - Regional:Covid_Neg_Sentiment -1.324e+00 2.483e+00 -0.533 0.59384
c(Industry)Beverages - Brewers:Covid_Neg_Sentiment -4.615e+00 5.674e+00 -0.813 0.41602
c(Industry)Beverages - Non-Alcoholic:Covid_Neg_Sentiment -1.531e+00 3.170e+00 -0.483 0.62914
c(Industry)Beverages - Wineries & Distilleries:Covid_Neg_Sentiment -7.245e+00 1.207e+01 -0.600 0.54837
c(Industry)Biotechnology:Covid_Neg_Sentiment -2.090e+00 2.344e+00 -0.892 0.37265
c(Industry)Broadcasting:Covid_Neg_Sentiment -6.462e+00 3.176e+00 -2.035 0.04191 *
c(Industry)Building Materials:Covid_Neg_Sentiment -3.431e+00 6.467e+00 -0.531 0.59572
c(Industry)Building Products & Equipment:Covid_Neg_Sentiment 7.861e-01 2.955e+00 0.266 0.79025
c(Industry)Business Equipment & Supplies:Covid_Neg_Sentiment 1.845e+00 8.069e+00 0.229 0.81913
c(Industry)Capital Markets:Covid_Neg_Sentiment -5.240e+00 4.889e+00 -1.072 0.28378
c(Industry)Chemicals:Covid_Neg_Sentiment -2.603e+00 2.690e+00 -0.968 0.33321
c(Industry)Coking Coal:Covid_Neg_Sentiment -5.735e+00 4.792e+00 -1.197 0.23140
c(Industry)Communication Equipment:Covid_Neg_Sentiment -1.149e+00 2.624e+00 -0.438 0.66163
c(Industry)Computer Hardware:Covid_Neg_Sentiment 1.397e+00 2.805e+00 0.498 0.61858
c(Industry)Confectioners:Covid_Neg_Sentiment 3.454e-01 6.253e+00 0.055 0.95596
c(Industry)Conglomerates:Covid_Neg_Sentiment 1.365e+00 3.249e+00 0.420 0.67447
c(Industry)Consulting Services:Covid_Neg_Sentiment -3.809e+00 3.426e+00 -1.112 0.26635
c(Industry)Consumer Electronics:Covid_Neg_Sentiment -5.898e+00 4.699e+00 -1.255 0.20945
c(Industry)Copper:Covid_Neg_Sentiment 7.901e-02 8.707e+00 0.009 0.99276
c(Industry)Credit Services:Covid_Neg_Sentiment -3.638e-01 3.051e+00 -0.119 0.90507
c(Industry)Department Stores:Covid_Neg_Sentiment -9.743e+00 7.045e+00 -1.383 0.16670
c(Industry)Diagnostics & Research:Covid_Neg_Sentiment -8.198e-01 2.475e+00 -0.331 0.74043
c(Industry)Discount Stores:Covid_Neg_Sentiment -2.270e+01 4.745e+00 -4.784 1.74e-06 ***
c(Industry)Drug Manufacturers - General:Covid_Neg_Sentiment -3.292e-01 2.820e+00 -0.117 0.90708
c(Industry)Drug Manufacturers - Specialty & Generic:Covid_Neg_Sentiment -7.239e-01 2.454e+00 -0.295 0.76806
c(Industry)Education & Training Services:Covid_Neg_Sentiment -7.356e-01 3.182e+00 -0.231 0.81716
c(Industry)Electrical Equipment & Parts:Covid_Neg_Sentiment -2.127e+00 2.854e+00 -0.745 0.45606
c(Industry)Electronic Components:Covid_Neg_Sentiment -1.610e+00 2.510e+00 -0.642 0.52118
c(Industry)Electronic Gaming & Multimedia:Covid_Neg_Sentiment -1.542e+01 2.485e+01 -0.620 0.53509
c(Industry)Electronics & Computer Distribution:Covid_Neg_Sentiment -3.209e+00 3.862e+00 -0.831 0.40601
c(Industry)Engineering & Construction:Covid_Neg_Sentiment -2.402e-02 2.702e+00 -0.009 0.99291
c(Industry)Entertainment:Covid_Neg_Sentiment -5.071e-01 2.503e+00 -0.203 0.83945
c(Industry)Farm & Heavy Construction Machinery:Covid_Neg_Sentiment -7.235e-01 2.796e+00 -0.259 0.79582
c(Industry)Farm Products:Covid_Neg_Sentiment 1.246e+00 3.346e+00 0.372 0.70962
c(Industry)Financial Conglomerates:Covid_Neg_Sentiment -2.813e+00 6.918e+00 -0.407 0.68424
c(Industry)Financial Data & Stock Exchanges:Covid_Neg_Sentiment 2.264e+00 5.470e+00 0.414 0.67903
c(Industry)Food Distribution:Covid_Neg_Sentiment 1.139e+00 4.438e+00 0.257 0.79751
c(Industry)Footwear & Accessories:Covid_Neg_Sentiment 5.121e+00 3.592e+00 1.426 0.15402
c(Industry)Furnishings, Fixtures & Appliances:Covid_Neg_Sentiment 1.282e+00 2.816e+00 0.455 0.64896
c(Industry)Gambling:Covid_Neg_Sentiment -4.370e+00 5.270e+00 -0.829 0.40700
c(Industry)Gold:Covid_Neg_Sentiment -5.830e+00 5.974e+00 -0.976 0.32916
c(Industry)Grocery Stores:Covid_Neg_Sentiment 1.346e+01 5.704e+00 2.361 0.01826 *
c(Industry)Health Information Services:Covid_Neg_Sentiment 6.730e-01 2.824e+00 0.238 0.81164
[ reached getOption("max.print") -- omitted 87 rows ]
---
Signif. codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1
Residual standard error: 10.22 on 12710 degrees of freedom
(13493 observations deleted due to missingness)
Multiple R-squared: 0.02641, Adjusted R-squared: 0.004501
F-statistic: 1.205 on 286 and 12710 DF, p-value: 0.01061